If you’re searching for the best LEGO space sets, you’re likely looking for a mix of detailed models, engaging builds, and value for your investment. The LEGO Icons Shuttle Carrier Aircraft stands out as the top overall choice thanks to its impressive realism and complex design. For those interested in STEM and educational value, the LEGO Technic NASA Mars Rover Perseverance offers a compelling blend of technical challenge and learning. Meanwhile, the LEGO Ideas International Space Station appeals to collectors and space enthusiasts who want an authentic, display-worthy piece. The main tradeoffs include balancing complexity and price, as more detailed sets tend to cost more and require more time. Continue reading for a detailed breakdown of each set and what makes them unique choices.
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Key Takeaways
- Top-tier sets combine high realism with intricate building techniques, appealing to adult collectors and experienced builders.
- Many of the most engaging options are STEM-focused, making them ideal for educational use or inspiring young space enthusiasts.
- Price varies widely; more complex sets tend to be more expensive, but they also offer greater challenge and detail.
- Starter and 3-in-1 sets provide accessible entry points for beginners or younger builders, but may lack the realism of premium models.
- Branding, such as LEGO Icons versus Creator or Technic, signals different priorities like display quality versus playability.
| LEGO Icons Shuttle Carrier Aircraft Building Set for Adults |  | Best for Display and Authenticity | Pieces: 2,417 | Dimensions: Over 10.5 in. high, 25 in. long, 21 in. wide | VIEW LATEST PRICE | See Our Full Breakdown | |
| LEGO Technic NASA Mars Rover Perseverance Building Toy |  | Best for STEM Learning and Kids | Ages: 10+ | Set Number: 42158 | Includes: Mars Rover Perseverance, Ingenuity helicopter, AR app | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO 92176 NASA Apollo Saturn V Space Rocket and Vehicles Building Set |  | Best for Display and Educational Value | Scale: 1:110 | Height: 1 meter | Recommended Age: 14+ | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Creator 3-in-1 Space Astronaut Toy Building Set |  | Best for Imaginative Play and Rebuilding | Number of models: 3 in 1 | Recommended age: 9 years and up | Set number: 31152 | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Ideas International Space Station 21321 Building Kit |  | Best Overall for Authenticity and Display | Pieces: 864 | Recommended Age: 16+ | Dimensions: 7″ high, 12″ long, 19″ wide | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Creator 3-in-1 Space Shuttle Building Set for Kids |  | Best for Young Builders and Versatile Play | Piece Count: 144 | Recommended Age: 6+ | Dimensions: 6 cm high, 12 cm long, 16 cm wide | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Ideas Tales of The Space Age Building Sets of Comets, Black Hole, & More for Adults 18+ |  | Best Creative Space-Themed Decor for Adults | Piece Count: 688 | Theme: Space | Recommended Age: 18+ | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Technic NASA Artemis Space Launch System Rocket Building Toy for Kids Ages 9+ |  | Best for STEM Learning and Realistic Rocket Models | Piece Count: 632 | Dimensions: 27.5 in. high, 6.5 in. long, 3 in. wide | Recommended Age: 9+ | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Technic Mars Crew Exploration Rover Building Toy – Set for Boys & Girls, Ages 11+ |  | Best for Realistic Mars Rover Missions and Extended Play | Ages: 11+ | Set Number: 42180 | Features: Expanding truck bed, suspension, crane, scientific equipment | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Icons Project Hail Mary Collectible Building Set for Adults |  | Best for Sci-Fi Decor and Gift Enthusiasts | Piece Count: 830 | Dimensions: 12 in. (30 cm) high, 9.5 in. (25 cm) long, 8.5 in. (22 cm) wide | Recommended Age: 18 and up | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO Technic Surface Space Loader 42178 Building Set |  | Best for Young Builders and Play-Driven Space Adventures | Pieces: 435 | Model Dimensions: 9 cm high, 20 cm long, 19 cm wide | Recommended Age: 8 years and up | VIEW LATEST PRICE | See Our Full Breakdown |
| LEGO space set | Recommended Age |
|---|---|
| LEGO Icons Shuttle Carrier Air | — |
| LEGO Technic NASA Mars Rover P | — |
| LEGO 92176 NASA Apollo Saturn | 14+ |
| LEGO Creator 3-in-1 Space Astr | 9 years and up |
| LEGO Ideas International Space | 16+ |
| LEGO Creator 3-in-1 Space Shut | 6+ |
| LEGO Ideas Tales of The Space | 18+ |
| LEGO Technic NASA Artemis Spac | 9+ |
| LEGO Technic Mars Crew Explora | — |
| LEGO Icons Project Hail Mary C | 18 and up |
| LEGO Technic Surface Space Loa | 8 years and up |
More Details on Our Top Picks
LEGO Icons Shuttle Carrier Aircraft Building Set for Adults
This set stands out for offering a highly detailed and authentic replica of a Boeing 747 and NASA Space Shuttle Enterprise, making it the ideal choice for adult space enthusiasts who value display quality. Compared with the larger Apollo Saturn V set, this set is more accessible in size but still delivers impressive realism. The inclusion of display stands and informational plaques elevates its role as a decor piece, while digital building tools enrich the experience. However, its high piece count and complexity demand a significant time investment, and it’s unsuitable for builders under 18 due to its intricacy. This set is perfect for collectors seeking a striking, detailed display, but not for casual or young builders who prefer simpler kits.
Pros:- Highly detailed and authentic aircraft models
- Includes display stand and informational plaques
- Immersive building experience with digital tools
Cons:- Requires a large time commitment to complete
- Complex assembly not suited for beginners or children
Best for: Adult collectors and space enthusiasts who want a detailed display piece for home or office
Not ideal for: Younger children or casual builders who prefer quick, less challenging builds
- Pieces:2,417
- Dimensions:Over 10.5 in. high, 25 in. long, 21 in. wide
Our verdict“This set is best for dedicated adult collectors seeking a realistic, display-worthy space-themed model.”
LEGO Technic NASA Mars Rover Perseverance Building Toy
This set makes the list for its engaging combination of engineering and space science, allowing kids aged 10+ to build a detailed replica of NASA’s Perseverance rover, complete with a model of the Ingenuity helicopter. Unlike the Apollo Saturn V, which is more of a showcase piece, this set emphasizes functionality with movable parts and an augmented reality app that deepens understanding. It’s ideal for tech-savvy children interested in STEM, though it demands some building skill, and the AR app’s device compatibility can be a limiting factor. The set’s educational value and interactive features make it a strong choice for young space fans, but it’s less suitable for very young children or those who prefer simple builds.
Pros:- Educational and engaging for space and science fans
- Includes interactive AR app for enhanced learning
- Detailed design with movable parts
Cons:- Requires some building skill, may challenge younger kids
- AR app compatibility varies across devices
Best for: Children aged 10+ interested in space, engineering, and interactive learning
Not ideal for: Younger children or casual builders seeking straightforward, quick projects
- Ages:10+
- Set Number:42158
- Includes:Mars Rover Perseverance, Ingenuity helicopter, AR app
Our verdict“This set is ideal for young learners eager to explore space technology through interactive play and detailed models.”
LEGO 92176 NASA Apollo Saturn V Space Rocket and Vehicles Building Set
This set earns its place by offering a stunning 1-meter-high replica of the Apollo Saturn V, appealing to space buffs and collectors alike. Its intricate construction, including five modules and a lunar landing scene with astronaut figures, provides a challenging and rewarding build experience, unlike the simpler Creator 3-in-1 sets. The included educational booklet about Apollo missions adds a layer of depth, making it more than just a model. Its size and complexity, however, mean it requires ample space and patience, possibly limiting its appeal to dedicated enthusiasts. If you’re after a highly detailed, historically accurate display, this set is unmatched, but casual fans or younger children will find it overwhelming.
Pros:- Highly detailed and accurate replica of Saturn V
- Includes educational booklet about Apollo missions
- Large, impressive display piece with intricate details
Cons:- Complex build requiring patience and skill
- Large size demands significant display space
Best for: Space enthusiasts and adult collectors who want a detailed, educational display piece
Not ideal for: Young children or casual builders who prefer smaller, easier kits
- Scale:1:110
- Height:1 meter
- Recommended Age:14+
- Modules:5
- Includes:Lunar landing scene, astronaut figures, display stand
Our verdict“This set is best suited for serious space enthusiasts seeking a challenging and educational display model.”
LEGO Creator 3-in-1 Space Astronaut Toy Building Set
This set distinguishes itself with versatility, offering three different models—a space astronaut, a space dog, and a viper jet—for creative rebuilding. It’s a great choice for children aged 9 and up who enjoy imaginative play and display after building. Compared to the more detailed space sets like the Apollo Saturn V or Perseverance Rover, it focuses more on storytelling and versatility. The posable figures and brick-built stands enhance the playability, but some smaller parts might pose a choking hazard for very young kids, and adult supervision may be necessary. If you want a playful, multi-model set that encourages creativity, this is the way to go; for older or more serious builders, it might feel too simplified.
Pros:- Provides three different build options
- Posable figures enhance play and display
- Includes brick-built stands for display
Cons:- Parts may be small for very young children
- Somewhat simplified compared to specialized space sets
Best for: Kids aged 9+ who enjoy building multiple models and imaginative play
Not ideal for: Older children or collectors seeking highly detailed, display-ready space models
- Number of models:3 in 1
- Recommended age:9 years and up
- Set number:31152
Our verdict“This set is perfect for creative kids who enjoy building and playing with multiple space-themed models.”
LEGO Ideas International Space Station 21321 Building Kit
This set stands out for its impressive level of detail and realism, capturing the true essence of the International Space Station with features like adjustable solar panels and a posable Canadarm2. Compared to the LEGO Technic NASA Artemis Space Launch System, this set is more suited for display and educational purposes rather than active play, due to its complexity and size. It offers a highly authentic replica that appeals to adult LEGO enthusiasts and space buffs, though its intricate build can challenge beginners, and it demands ample space for display. The inclusion of mini spacecraft and astronaut microfigures enhances its educational value and visual appeal. However, the set’s high price and large footprint make it less ideal for casual or younger builders. If you want a detailed, museum-quality model of the ISS, this set delivers, but be prepared for a demanding build and significant display space.
Pros:- Highly detailed and accurate ISS replica
- Includes multiple mini spacecrafts and astronaut figures
- Great for display and educational purposes
- Suitable for adult LEGO fans
Cons:- Complex build may be daunting for beginners
- Large size requires significant display space
- Higher price point for a specialized set
Best for: Adult collectors and space enthusiasts seeking a detailed, display-worthy model
Not ideal for: Younger children or casual builders who prefer simpler, smaller sets
- Pieces:864
- Recommended Age:16+
- Dimensions:7″ high, 12″ long, 19″ wide
Our verdict“This set is perfect for adult collectors who want an authentic, impressive display piece of the ISS, despite its complexity and size.”
LEGO Creator 3-in-1 Space Shuttle Building Set for Kids
This set offers incredible value by enabling children to build three different models: a space shuttle, a spaceship, or an astronaut figure, fostering creativity and STEM skills. Unlike the more detailed LEGO Ideas ISS, its smaller piece count makes it accessible for younger children, though it limits the level of realism and complexity. The inclusion of a digital building experience through the LEGO Builder app adds a modern, interactive element that enhances engagement. However, with only 144 pieces, it might feel too small for some children or less experienced builders, and supervision is recommended for younger kids during assembly. This set makes the most sense for parents or guardians wanting a versatile, educational starter set that encourages imaginative space adventures without overwhelming complexity.
Pros:- Offers three different buildable models
- Includes digital interactive building experience
- Encourages creativity and STEM learning
- Compact and suitable for smaller spaces
Cons:- Limited to 144 pieces, may be small for some kids
- Requires adult supervision for younger children
- Less detailed than more advanced sets
Best for: Parents seeking a versatile, age-appropriate starter set for children 6 and up
Not ideal for: Older collectors or advanced builders looking for highly detailed models
- Piece Count:144
- Recommended Age:6+
- Dimensions:6 cm high, 12 cm long, 16 cm wide
Our verdict“Ideal for young kids and beginners who want a flexible, engaging space-themed building experience, despite its limited complexity.”
LEGO Ideas Tales of The Space Age Building Sets of Comets, Black Hole, & More for Adults 18+
This set appeals to adult space fans with its unique collection of four connectible space-themed postcards inspired by 1980s sci-fi imagery. Its design offers a creative twist on LEGO, emphasizing display and artistic expression rather than traditional building. Compared to the more detailed LEGO Ideas ISS, these postcards are less about realism and more about aesthetic appeal, making them suitable for decorating a space or astronomy enthusiast’s home or office. The build complexity is moderate, but the focus is on assembly and display rather than interactive play. The limited set of four postcards means it’s not a comprehensive LEGO space model but a curated, artistic tribute. It’s best for those who appreciate space art and want a versatile, eye-catching decor piece.
Pros:- Creative, sci-fi inspired design
- Versatile display options for wall or flat surfaces
- Makes a unique gift for space enthusiasts
- Easy to display and mount
Cons:- Limited to space-themed postcards, less interactive
- Build complexity may challenge some adults
- Not a traditional LEGO set with multiple models
Best for: Space and science fiction fans looking for artistic display pieces
Not ideal for: Children or builders seeking detailed, playable models
- Piece Count:688
- Theme:Space
- Recommended Age:18+
- Includes:4 postcards
Our verdict“Perfect for adults who want a stylish, space-inspired decor piece that celebrates sci-fi art, rather than detailed construction.”
LEGO Technic NASA Artemis Space Launch System Rocket Building Toy for Kids Ages 9+
This set shines through its authentic NASA-inspired design, capturing the look of the Artemis rocket with realistic features like a three-stage separation and detailed engineering elements. It’s a notable step up from simpler space sets due to its focus on engineering accuracy and STEM education, making it ideal for kids interested in space exploration and mechanics. The inclusion of digital building instructions via the LEGO Builder app adds a modern, interactive twist, fostering technical skills. Compared to the Mars Rover set, this rocket emphasizes launch and separation functions, providing a different kind of space adventure. Its size and complexity, however, might challenge younger children or those new to LEGO Technic, requiring patience and space for assembly. This set makes a strong choice for young space fans eager to understand rocket science.
Pros:- Authentic NASA-inspired design
- Realistic three-stage separation feature
- Encourages STEM skills through detailed engineering
- Includes digital building instructions
Cons:- Assembly may be challenging for some children
- Large size needs ample space for display
Best for: Kids 9+ interested in realistic space engineering and STEM education
Not ideal for: Younger children or casual builders seeking simpler, less detailed sets
- Piece Count:632
- Dimensions:27.5 in. high, 6.5 in. long, 3 in. wide
- Recommended Age:9+
Our verdict“This set is perfect for young space enthusiasts eager to explore rocket engineering and STEM concepts, with some patience required for assembly.”
LEGO Technic Mars Crew Exploration Rover Building Toy – Set for Boys & Girls, Ages 11+
This set provides a detailed simulation of a Mars exploration vehicle, with features like an expanding truck bed, suspension, and scientific accessories that appeal to older kids and teens. Unlike the NASA Artemis Rocket, which focuses on launch and separation, this rover emphasizes ground exploration, making it a versatile addition for extending space adventures. Its realistic design and connectivity with other LEGO space sets support extended storytelling and learning. The complex build process and multiple moving parts may challenge younger children or beginners, but it rewards patience with an authentic exploration vehicle. For those wanting to simulate Mars missions or expand their LEGO space universe, this rover delivers a high level of realism, though it demands space and critical assembly skills.
Pros:- Realistic Mars rover features
- Expandable truck bed and suspension
- Supports extended space storytelling
- Connects with other LEGO space sets
Cons:- May be too complex for under 11
- Requires additional sets for full adventure
Best for: Older children or teens interested in Mars exploration and realistic vehicles
Not ideal for: Younger kids or casual builders seeking simpler, quick-build sets
- Ages:11+
- Set Number:42180
- Features:Expanding truck bed, suspension, crane, scientific equipment
Our verdict“Ideal for older kids and teens who want a detailed, realistic Mars exploration vehicle and enjoy extended building projects.”
LEGO Icons Project Hail Mary Collectible Building Set for Adults
This set stands out for its detailed microscale replica of the Hail Mary spacecraft, making it ideal for display rather than active play. Compared with sets like the LEGO Ideas International Space Station, it offers a more specialized space-themed decor piece that appeals to adult collectors and sci-fi fans. The inclusion of minifigures adds a playful touch, but the complex assembly process might challenge those new to LEGO or less experienced builders. Its limited function means it serves primarily as a display item, so it won’t satisfy kids seeking more interactive sets. The sturdy display stand and authentic details elevate its appeal for home or office decoration, though it isn’t suited for rough handling or active play.
Pros:- Highly detailed microscale replica with authentic spacecraft features
- Includes minifigures for added display and conversation value
- Functional display stand enhances presentation and stability
Cons:- Assembly can be complex and time-consuming for less experienced builders
- Limited to display purposes, no moving parts or play features
Best for: Adult collectors and sci-fi enthusiasts looking for a detailed display piece or a thoughtful gift
Not ideal for: Younger children or active players who want a set they can manipulate or rebuild frequently
- Piece Count:830
- Dimensions:12 in. (30 cm) high, 9.5 in. (25 cm) long, 8.5 in. (22 cm) wide
- Recommended Age:18 and up
Our verdict“This set is perfect for adult space fans who want a visually striking, collectible model to showcase rather than play with.”
LEGO Technic Surface Space Loader 42178 Building Set
This model excels in combining realistic movement with imaginative play, making it a strong choice for kids who want a space-themed set with functional features. Unlike the more static Project Hail Mary, the Space Loader offers a working crane and operator’s cab that bring the model to life, perfect for active exploration. The kit’s guided building experience via the LEGO Builder app makes it accessible for children aged 8 and up, although some smaller parts may challenge younger kids or pose a choking hazard. Its ability to connect with other space sets extends the play possibilities, but the assembly process could be frustrating for less patient or less skilled young builders. Overall, this set emphasizes hands-on interaction over display, ideal for kids who love to build and role-play.
Pros:- Includes a functional crane and operator’s cab for realistic movement
- Connects with other LEGO space sets for expanded storylines
- Guided build via LEGO Builder app enhances the experience
Cons:- Assembly may be challenging for younger or less experienced builders
- Some small parts could pose choking hazards for very young children
Best for: Children aged 8 and up who enjoy building, exploring, and imaginative space adventures
Not ideal for: Younger children under 8 or those seeking a purely display-oriented model without moving parts
- Pieces:435
- Model Dimensions:9 cm high, 20 cm long, 19 cm wide
- Recommended Age:8 years and up
Our verdict“This set is well-suited for active kids who want a space vehicle with moving parts and expandable play options.”
How We Picked
These products were evaluated based on build complexity, realism, educational value, and overall display appeal. Sets that offered detailed replicas of real-space vehicles or stations scored higher, especially if they also provided an engaging challenge for experienced builders. Price was a factor, but sets that balanced cost with quality and size earned higher rankings. We also considered versatility, such as whether the set is suitable for display or play, and whether it appeals to different age groups. The ranking reflects a combination of these factors, aiming to guide buyers toward options that best match their interests and skill levels.Factors to Consider When Choosing Best LEGO Space Sets
Choosing the best LEGO space set involves balancing several considerations. First, define your primary goal: are you after a display piece, a challenging build, or an educational tool? Next, consider the skill level required—sets range from simple beginner kits to complex, detailed models for experienced builders. Price is another factor, as more detailed sets tend to cost more but often provide greater value for serious enthusiasts. Durability and display quality matter if you want a model that lasts, while playability might be more important for younger kids. Finally, think about the theme—whether you prefer authentic NASA designs, fictional space adventures, or versatile 3-in-1 options that can be rebuilt into different models.Build Complexity and Skill Level
Assessing how challenging a set is can save you frustration or ensure you get a satisfying build experience. Advanced sets with intricate details and smaller pieces are ideal for seasoned builders but can overwhelm beginners. Conversely, simpler kits are more accessible for kids or those new to LEGO, though they might lack the realism or display value of more complex builds. Consider your or the recipient’s patience and experience—matching skill level with set complexity leads to a more enjoyable experience and a more satisfying finished product.
Realism and Authenticity
For fans of space exploration, realism can be a major factor. Sets modeled after real NASA rockets, stations, or vehicles tend to have higher detail and accuracy, making them more appealing as display pieces. However, these often come at a higher price and increased complexity. Fictional or stylized sets, like those from the Creator series, can be more playful and versatile but might lack the authentic appeal for serious collectors. Decide whether authenticity or fun is your priority to guide your choice.
Price and Value
Budget is always a consideration. Larger, more detailed sets usually cost more but also offer extended building time and impressive final displays. Smaller or 3-in-1 sets are budget-friendly and versatile, making them good options for beginners or casual builders. Keep in mind that investing in a slightly more expensive set can yield better quality and durability, especially if you plan to display the model long-term. Balance cost with what you want to get out of the set—whether it’s fun, education, or display quality.
Intended Use: Play vs. Display
Think about whether the set is meant primarily for display or active play. For display, look for models with realistic design and sturdy builds, often from the LEGO Icons line. If the set is for play, consider features like movable parts, interactive elements, and durability. For younger children, simpler sets with larger pieces are safer and more manageable, while older kids and adults may prefer models with finer detail and complexity. Clarifying this purpose helps narrow your options to the most suitable sets.
Theme and Personal Interest
The theme should align with your or the recipient’s interests—whether it’s authentic NASA vehicles, fictional space adventures, or educational STEM sets. Authentic sets like the Apollo Saturn V resonate with space enthusiasts and collectors, while creative or 3-in-1 sets offer versatility and imaginative play. Matching the theme to personal interests enhances the building experience and ensures ongoing enjoyment of the finished model.
Frequently Asked Questions
Are LEGO space sets suitable for children or only for adults?
LEGO space sets are designed to accommodate a wide range of ages, from younger children to adults. Simpler, larger-piece kits from the Creator or Technic lines are suitable for kids, especially when intended for play. More complex, detailed sets from the Icons or Ideas lines are better suited for teenagers and adult collectors who enjoy intricate building and display-quality models. Always check the recommended age on the box to ensure safety and appropriateness.
Do LEGO space sets include working or interactive features?
Many LEGO space sets emphasize realistic details, with some incorporating movable parts, launch mechanisms, or opening panels for added interactivity. Sets from the Technic line often include functional features like pistons or steering, enhancing the building experience and play value. However, the most detailed and display-oriented sets prioritize aesthetics over interactivity, so consider your preference for functionality versus realism when choosing a set.
Are LEGO space sets worth investing in for collectors?
Absolutely, especially limited editions and authentic replicas like the Apollo Saturn V or the International Space Station. These sets often appreciate in value over time and are highly regarded for their detail and accuracy. They also serve as impressive display pieces that can enhance any collection. However, they tend to be more expensive and complex, so collectors should weigh their interest in display quality against the investment cost and building difficulty.
How do I choose a LEGO space set for a beginner?
Beginners should look for sets with simpler designs, larger pieces, and fewer small, intricate parts. Sets from the Creator 3-in-1 line are excellent because they offer versatility and are easier to assemble while still providing a satisfying build experience. It’s also helpful to select kits with clear instructions and moderate piece counts, ensuring the process remains fun and not frustrating. Starting with a more manageable set can build confidence for tackling more complex models later.
Are LEGO space sets compatible with other LEGO themes or sets?
Yes, most LEGO sets are compatible regardless of theme, thanks to standardized building techniques and pieces. This allows for creative mixing, such as integrating space vehicles with city or fantasy builds. However, for best visual cohesion, consider the scale and style of the sets. Some specialized sets may have unique or rare pieces, so check if you need additional pieces or specific bricks to expand or customize your models effectively.
Conclusion
For dedicated space enthusiasts and serious collectors, the LEGO Icons Saturn V offers an unmatched combination of authenticity and challenge, making it the best overall choice. If you seek a balanced option that provides both educational value and engaging building, the LEGO Technic Mars Rover Perseverance stands out as the best value. Beginners or younger builders should consider the LEGO Creator 3-in-1 Space Shuttle for its simplicity and versatility. For those focused on display quality, the LEGO Ideas International Space Station makes an impressive centerpiece. Ultimately, your choice depends on your skill level, budget, and what aspect of space exploration excites you most.
