1
Also covers android, open source, and space · same kind of open-source project
Stellarium renders realistic skies in real time with OpenGL and is available for Linux, Windows, macOS, and Haiku.
Alternatives
The Best AndroidCelestia Alternatives in 2026
24 alternatives1 free · 7 open source
Looking for something like AndroidCelestia? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are free or have a free plan and 7 are open source.
About AndroidCelestiagithub.com/celestiamobile/AndroidCelestia
VisitCelestia for Android is a real-time space simulator for exploring the solar system on an Android device.
Top picks at a glance
First suggestionStellariumStellarium renders realistic skies in real time with OpenGL…Free or freemium optionOrbiterOrbiter simulates spaceflight using Newtonian mechanics…Another optionSgp4gl DemoThis project demonstrates real-time three-dimensional…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Stellarium | — | Yes | Android, Linux, macOS |
| 2 | Sgp4gl Demo | — | Yes | — |
| 3 | Orbiter | Free | Yes | — |
| 4 | Keeptrack.space | — | Yes | — |
| 5 | Look4Sat | — | Yes | Android |
| 6 | Atlas of Space | — | Not stated | Web |
| 7 | Webb Compare | — | Yes | — |
| 8 | SpaceSim | — | Not stated | Web |
| 9 | AndroidPlanisphere | — | Yes | Android |
| 10 | Solar System | — | Not stated | Web |
All AndroidCelestia alternatives
2
Also covers open source and space · same kind of open-source project
This project demonstrates real-time three-dimensional satellite visualization in a browser using SGP4GL, CesiumJS, and Next.js.
3
Also covers open source and space · same kind of open-source project · free
Orbiter simulates spaceflight using Newtonian mechanics, with the solar system and its major bodies as its setting.
4
Also covers open source and space · same kind of open-source project
Keeptrack.space visualizes satellite data and tracking sensors in 3D for users exploring astrodynamics.
5
Also covers android, open source, and space · same kind of open-source project
Look4Sat provides an Android satellite tracker and pass predictor, with information sourced from Celestrak.
6
Atlas of Space
atlasof.spaceAlso covers space
Atlas of Space interactively explores planets, moons, asteroids, and other objects in the Solar System.
7
Also covers open source and space · same kind of open-source project
Webb Compare lets visitors compare images from the James Webb Space Telescope with earlier telescope images.
8
SpaceSim
spacesim.coAlso covers space
Explore the Solar System, change time, and inspect worlds in this browser-based 3D space simulation.
9
Also covers android, open source, and space · same kind of open-source project
AndroidPlanisphere provides a star chart showing the Sun, Moon, stars, constellations, and planets for a selected location.
10
Solar System
eyes.nasa.gov/apps/solar-systemAlso covers space
Eyes on the Solar System offers a three-dimensional view for exploring the solar system and past and future missions.
11
ISS In Realtime
issinrealtime.orgAlso covers space
The ISS in Real Time page is titled as a live International Space Station tracking resource.
12
Solar System Scope
solarsystemscope.comAlso covers android and space
Solar System Scope provides an online 3D simulation of the Solar System and night sky.
13
Satellite Map
satellitemap.spaceAlso covers space
Satellite Map tracks satellites in real time on an interactive 3D map.
14
KeepTrack
keeptrack.spaceAlso covers space
KeepTrack tracks more than 37,000 satellites in real time and provides user profiles and achievements.
15
Track The Sky
trackthesky.comAlso covers space
Track The Sky tracks more than 9,000 satellites in real time on an interactive map.
16
ISS Sim to SPACEX
iss-sim.spacex.comAlso covers space
Practice manually docking a SpaceX Dragon 2 vehicle with the International Space Station in this simulator.
17
1 Pixel moon
joshworth.com/dev/pixelspace/pixelspace_solars…Also covers space
If the Moon Were Only 1 Pixel maps solar system objects in a scale model that begins with a one-pixel Moon.
18
Space Time
space.pointdynamics.comAlso covers space
A browser-based 3D universe explorer combines the solar system, stars, deep-sky objects, satellites, and galaxies.
19
SDO Dashboard
sdo.gsfc.nasa.gov/data/dashboardAlso covers space
The Solar Dynamics Observatory dashboard supports study of the Sun's influence on Earth and near-Earth space.
20
SpaceEngine
spaceengine.orgAlso covers space
Explore a realistic virtual universe on a computer with SpaceEngine’s universe simulator.
21
NASA's Eyes
science.nasa.gov/eyesAlso covers space
NASA's Eyes offers browser-based three-dimensional visualizations for exploring NASA data and imagery.
22
ViewSpace
viewspace.orgAlso covers space
ViewSpace offers astronomy interactives, image tours, sliders, and videos for exploring the universe.
23
Visible Earth
visibleearth.nasa.govAlso covers space
NASA's Earth Observatory publishes images, stories, and discoveries about the environment, Earth systems, and climate.
24
Universe Atlas
universeatlas.orgAlso covers space
Universe Atlas visualizes scale from the observable universe to a proton, with real stars and planets shown at their measured sizes and distances.
No alternatives match this filter.
Alternatives to similar tools
Solar System24 alternativesSDO Dashboard24 alternativesVisible Earth24 alternativesUniverse Atlas24 alternativesNASA's Eyes24 alternativesOrbiter24 alternatives
What is the best alternative to AndroidCelestia?
Based on features, tags and platforms, the closest alternatives to AndroidCelestia are Stellarium, Sgp4gl Demo, and Orbiter.
Is there a free alternative to AndroidCelestia?
Yes. Orbiter is free or offer a free plan.
Are there open-source alternatives to AndroidCelestia?
Yes: Stellarium, Sgp4gl Demo, Orbiter, and Keeptrack.space.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative