Life & fun · alternatives · 2026

24 alternatives to CelesTrack
Source of Satellite Orbit data
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 4 we have checked on their own sites, 4 of them free or with a free tier. CelesTrack launched in 2022; newer entries below may have overtaken it.
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22d ago · space.bl2.net · its alternatives →
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Atlas of Spacefree▲770Hello 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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Satcat▲363Analyze and track over 25,000 satellites in real-time
2024 · satcat.com · its alternatives →
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AstraPixelsfree tier, from $5/mo▲267A pixel-art solar system at its real current positions.
Aug 2026 · astrapixels.com · its alternatives →
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Hey HN! I made Orbit, an iOS app that allows you to see the satellites, planets, and constellations above you in AR, on a 2D map, and on a 3D globe. The app includes more than 15,000 objects tracked by CelesTrack, together with their pass predictions, descriptions, and detailed orbital data. A searchable catalog of all objects is also available, as well as a built-in chatbot designed to answer any space-related questions you might have. This is my first published iOS app, so any feedback is greatly appreciated! App Store: https://apps.apple.com/app/id6772174570
Jul 2026 · nagylukas.github.io · its alternatives →
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uphere.spacefree tier▲112Realtime tracking and prediction for thousands of satellites
2019 · uphere.space · its alternatives →
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SkyLens is a live satellite tracker and declassified UAP evidence hub. Real-time 3D map of thousands of orbiting satellites, 375 UAP case files from official government releases, NASA asteroid approaches, and daily space news. Free, no signup.
Aug 2026 · skylens.yantraai.app · its alternatives →
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This is a little hobby project that I hope you enjoy. You can see where the International Space Station is now, with live HD video from NASA, on a realistic 3D globe. The positions of the sun and moon are also accurate, though distances aren't to scale. The clouds are also near-realtime; I span that out into a separate project at https://clouds.matteason.co.uk, where the cloud images I create from EUMETSAT data are freely available. I've got more features almost ready to go, like the ability to turn off all UI, toggleable clouds and turning off the day/night cycle I'd love for…
2024 · iss.matteason.co.uk · its alternatives →
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🛰️🚀A list of awesome space-related packages and resources maintained by The Orbital Index - orbitalindex/awesome-space
2019 · github.com · its alternatives →
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NASA + USGS live data. Real-time Earth event monitoring.
Mar 2026 · apps.apple.com · its alternatives →
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Build radial menus, charts and instruments with Orbit. Try the interactive playground, change the geometry and download working HTML.
2024 · zumerlab.github.io · its alternatives →
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AstroAlert▲113Know exactly when satellites pass above you.
Nov 2025 · astroalert.app · its alternatives →
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CGI Moon Kit▲73A 3D map of the moon for CG artists and creators
2019 · svs.gsfc.nasa.gov · its alternatives →
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moon finder▲161little page that helps you find the moon.
2024 · moonfinder.peng37.com · its alternatives →
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This is a service I've built to provide equirectangular cloud maps of the whole Earth, updated every 3 hours, for free. It's based on infrared and visible light data from EUMETSAT, processed to enhance the clouds and try to reduce the impact of surface temperatures on the final image. I built it because it's surprisingly hard to find these kinds of images in a format that's useful to developers and hobbyists. I was building a 3D ISS tracker and wanted to include live clouds but couldn't find anything good, so I got sidetracked, and here we are.
2023 · github.com · its alternatives →
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Crop health, weather, field monitoring & agronomist support
2021 · doktar.com · its alternatives →
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Over the last year, I've worked on aggregating Groundhog data, including predictions, location, and a cute photo. Welcome to GROUNDHOG-DAY.com: The clean and breathable, machine-readable, all-regional data source for Groundhog Day forecasts. Find your fave groundhog, peruse past predictions, or trek the continent-wide Groundhog Map. Includes enterprise-grade API for corporate use cases.
2023 · groundhog-day.com · its alternatives →
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OrbitMapfree▲5Live 3D map of 15,000+ satellites orbiting Earth
Jul 2026 · orbitmap.space · its alternatives →
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James Webb Space Telescope Discoveries Tracker
2023 · jameswebbdiscovery.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 →