Life & fun · alternatives · 2026

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 1 we have checked on their own sites, 1 of them free or with a free tier. Explore Our Moon launched in 2021; newer entries below may have overtaken it.

1. 1
   Space Probes▲81

   A catalog of space probes at the Moon and beyond

   2015 · spaceprob.es · its alternatives →

2. 2
   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 →

3. 3
   I made a curated Moon page for anyone to learn why we explore the Moon▲12

   For curious people from all backgrounds.

   2020 · jatan.space · its alternatives →

4. 4
   Inside Space▲172

   Deep coverage of outer space and space travel

   2017 · inside.com · its alternatives →

5. 5
   Google Maps Space▲309

   Space out with planets in Google Maps

   2017 · google.com · its alternatives →

6. 6
   RocketLaunch.org▲94

   Explore the past, present and future of the space age

   2024 · rocketlaunch.org · its alternatives →

7. 7
   MOON for Android▲139

   Beautifully track the phase of the moon

   2017 · moonapp.me · its alternatives →

8. 8
   Blogosphere – Discover independent technical blogs▲200

   Hi, my name is Bill. I’m a software engineer based in London. This is a blog about software development.

   2021 · bilbof.com · its alternatives →

9. 9
   GlobalXplorer▲74

   Become a space archaeologist

   2017 · globalxplorer.org · its alternatives →

10. 10
    Moon Monday▲73

    Get lunar exploration and science updates every Monday

    2021 · jatan.space · its alternatives →

11. 11
    Repository of open source space-related software and hardware▲96

    🛰️🚀A list of awesome space-related packages and resources maintained by The Orbital Index - orbitalindex/awesome-space

    2019 · github.com · its alternatives →

12. 12
    Live Sun and Moon Dashboard with NASA Footage▲224

    Live NASA solar imagery in 12 wavelengths, the moon phase tonight for 200+ cities, and real space weather. Free on iOS and Android. No ads, no signup.

    Apr 2026 · lumara-space.app · its alternatives →

13. 13
    moon finder▲161

    little page that helps you find the moon.

    2024 · moonfinder.peng37.com · its alternatives →

14. 14
    Planet Hunters▲106

    Help astro-scientists search for life in our galaxy & beyond

    2015 · zooniverse.org · its alternatives →

15. 15
    Visions of the Future (by NASA)▲160

    You can be an architect of the future

    2016 · jpl.nasa.gov · its alternatives →

16. 16
    Space Advisor▲92

    Ultimate interactive, interplanetary experience

    2017 · its alternatives →

17. 17
    NASA: Prospect ▲97

    Beautiful website. Short story of a Prospector in space.

    2016 · nasaprospect.com · its alternatives →

18. 18
    Moon▲89

    Beautifully track the phase of the moon

    2015 · whyamicrazytoday.com · its alternatives →

19. 19CM
    Curated Moon site to learn why explore the Moon as we send humans again▲13

    2021 · ourmoon.jatan.space · its alternatives →

20. 20
    Payload▲104

    Covering the business & policy of space

    2022 · payloadspace.com · its alternatives →

21. 21
    Google Maps Space▲7

    Explore local planets and moons

    2017 · google.com · its alternatives →

22. 22
    Eclipse 2017▲110

    NASA's interactive eclipse path for your location

    2017 · science.nasa.gov · its alternatives →

23. 23
    The Orbital Index hits issue #30▲7

    Curated space news and links. Weekly, brief, and technical.

    2019 · orbitalindex.com · its alternatives →

24. 24
    SpaceJobs.us▲64

    Find jobs in the US space industry

    2014 · spacejobs.us · 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 →