Life & fun · alternatives · 2026

24 alternatives to PixelSpace

A tediously accurate scale model of the solar system

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 2 we have checked on their own sites, 2 of them free or with a free tier. PixelSpace launched in 2014; newer entries below may have overtaken it.

1. 1
   Atlas of Spacefree▲770

   Hello HN! Sharing a recent side project of mine, the Atlas of Space, that I built out to explore the Solar System. As a long-time space nerd, I realized recently that I didn't have a good intuition on the scale, speed, and relative orientation of the celestial bodies around us. So over the break I built out a kind of spatial Wikipedia to click around and learn about planets, moons, asteroids, and other bodies orbiting the Sun. The physics is all simulated in the browser using simple Newtonian mechanics. There's a lot left to do from here, including modeling objects in non-Keplerian orbits…

   2025 · atlasof.space · its alternatives →

2. 2
   AstraPixelsfree tier, from $5/mo▲267

   ​​A pixel-art solar system at its real current positions.​

   Aug 2026 · astrapixels.com · its alternatives →

3. 3TS
   The Solar System in 10kb▲5

   Inspiring the Web with Just 10k

   2016 · a-k-apart.com · its alternatives →

4. 4
   Odyssey 3▲159

   A world model that simulates physics in real time

   13d ago · odyssey.systems · its alternatives →

5. 5
   Fragment▲115

   Prismatic Photos

   2013 · pixiteapps.com · its alternatives →

6. 6
   Planet Explorer▲150

   Interactive global satellite images

   2017 · planet.com · its alternatives →

7. 7
   Space Monkey▲71

   Everything in one place

   2014 · its alternatives →

8. 8
   AstroGrid▲113

   Explore the entire universe in your browser, in real 3D

   Apr 2026 · velonspace.com · its alternatives →

9. 9
   Scopemount▲106

   Beautiful themes for Telescope

   2015 · its alternatives →

10. 10
    Terrapattern▲77

    A visual search tool for satellite imagery

    2016 · terrapattern.com · its alternatives →

11. 11
    World View▲66

    Voyage to the edge of space.

    2014 · its alternatives →

12. 12
    Project Sunroof▲12

    Mapping the planet's solar energy potential

    2015 · sunroof.withgoogle.com · its alternatives →

13. 13
    Planetarium▲61

    An 8-bit planet generator

    2015 · managore.itch.io · its alternatives →

14. 14
    OpenMCT by NASA▲86

    A web based mission control framework

    2016 · nasa.github.io · its alternatives →

15. 15
    Astrojump▲67

    A game about gravity and asteroids

    2014 · apps.apple.com · its alternatives →

16. 16
    Tab Pics▲101

    Beautiful /r/EarthPorn of our planet in every new Chrome tab

    2014 · chromewebstore.google.com · its alternatives →

17. 17
    Exoplanet visualization▲9

    Interactive visualizations on exoplanets.

    2019 · exoplanetexplore.vercel.app · its alternatives →

18. 18
    Pixel Plane▲63

    Modular RGB LED tiles (pre-launch)

    2014 · kickstarter.com · its alternatives →

19. 19
    Astro (by vidme)▲69

    See videos made near you

    2014 · 5starhdporn.com · its alternatives →

20. 20
    Runtastic Orbit▲56

    The round-the-clock tracking device from Runtastic

    2014 · runtastic.com · its alternatives →

21. 21
    MatrixDS▲79

    The data community's workbench

    2018 · its alternatives →

22. 22BS
    Blabs: Space Math at NASA▲8

    2015 · spacemath.github.io · its alternatives →

23. 23
    Planet Labs▲73

    The most current images of our entire Earth.

    2014 · its alternatives →

24. 24
    0RBITALIS▲60

    An abstract gravitational puzzler

    2015 · 0rbitalis.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →