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Life & fun · alternatives · 2026

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24 alternatives to Jupiter and Its 79 Moons

Jupiter and Its 79 Moons is an interactive educational tool that lets users explore Jupiter's moon system. Launched in 2019, it presents detailed information about the gas giant and its 79 known moons, making it… 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. Jupiter and Its 79 Moons launched in 2019; newer entries below may have overtaken it.

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    Space out with planets in Google Maps

    2017 · google.com · its alternatives →

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    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 →

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    Predicts the positions of Jupiter's and Saturn's moons.

    2024 · play.google.com · its alternatives →

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    AstraPixelsfree tier, from $5/mo▲267

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

    Aug 2026 · astrapixels.com · its alternatives →

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    The solar system set to scale across nine notebooks

    2019 · backpocket.co · its alternatives →

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    An interactive data visualisation about Exoplanets by TK Vishal

    2019 · exoplanetexplore.now.sh · its alternatives →

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    🌙 The minimal & fast library for functional user interfaces - kbrsh/moon

    2017 · github.com · its alternatives →

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    Ride On The Facts of Titan Moon

    2022 · factsride.com · its alternatives →

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    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 →

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    All 4380 known planets in the cosmos as collectable NFTs

    2021 · its alternatives →

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    Watch time unfold and witness 40 years of planetary change

    2021 · earth.google.com · its alternatives →

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    A collection of impls to get the current moon phase - iriswebb/moonphase

    2025 · github.com · its alternatives →

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    A powerful website that details information about planets

    2021 · planets-facts-website.netlify.app · its alternatives →

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    Features include: - Several preset periodic orbits: the classic Figure-8, plus newly discovered 3D solutions from Li and Liao's recent database of 10,000+ orbits (https://arxiv.org/html/2508.08568v1) - Full 3D camera controls (rotate/pan/zoom) with body-following mode - Force and velocity vector visualization - Timeline scrubbing to explore the full orbital period The 3D presets are particularly interesting. Try "O₂(1.2)" or "Piano O₆(0.6)" from the Load Presets menu to see configurations where bodies weave in and out of the orbital plane. Most browser…

    Nov 2025 · trisolarchaos.com · its alternatives →

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    A fork of Solar System Live that generates animated videos showing planetary orbits over any date range. Tracks orbital statistics (how many times Earth was lapped by Mercury/Venus, or lapped outer planets) and overlays dates/ages on each frame. Example: Einstein's lifetime (1879-1955) showing 76 years of solar system evolution. Built with Python + Pillow + ffmpeg, runs locally with Lighttpd. https://github.com/simondorfman/solar_system_live

    Jan 2026 · github.com · its alternatives →

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    A simple viewer for planetary orbits in our Solar System

    2021 · 8planets.app · its alternatives →

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    Get lunar exploration and science updates every Monday

    2021 · jatan.space · its alternatives →

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    Explore space. Astronomy guide. Stars and constellations map

    2022 · linktr.ee · its alternatives →

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    Beautifully track the phase of the moon

    2017 · moonapp.me · its alternatives →

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    Galileo▲15

    Geospatial Data Search Engine with 750k Datasets

    2024 · galileo.gisdata.io · its alternatives →

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    Walk in the cosmos

    2021 · its alternatives →

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    All in one calendar to find the next full moon date

    2021 · nextfullmoon.org · its alternatives →

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    Solis brings the wonders of the solar system to your wrist

    2023 · play.google.com · its alternatives →

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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 →