1
Lite Version
aladin.cds.unistra.fr/AladinLiteAlso covers space · same kind of website
Aladin Lite is an online sky atlas for visualizing regions of the sky, FITS images, and overlaid astronomical tables.
Alternatives
The Best Aladin Alternatives in 2026
24 alternatives2 free · 0 open source
Looking for something like Aladin? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are free or have a free plan.
Users can explore the sky with Aladin Desktop or its interactive Aladin Lite atlas.
Top picks at a glance
First suggestionLite VersionAladin Lite is an online sky atlas for visualizing regions…Free or freemium optionNights on EarthNights on Earth lists astronomical events including meteor…Another optionHome PageWorldWide Telescope is a browser-based suite for showcasing…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Lite Version | — | Not stated | Web |
| 2 | Home Page | — | Not stated | Web, Windows |
| 3 | SpaceEngine | — | Not stated | Web |
| 4 | ExoplanetExplore | — | Not stated | Web |
| 5 | SpaceSim | — | Not stated | Web |
| 6 | MoonCalc | — | Not stated | Web |
| 7 | Space Atlas | — | Not stated | Web |
| 8 | Universe Atlas | — | Not stated | Web |
| 9 | Atlas of Space | — | Not stated | Web |
| 10 | Apollo Image Atlas | — | Not stated | Web |
All Aladin alternatives
2
Home Page
worldwidetelescope.org/homeAlso covers python and space
WorldWide Telescope is a browser-based suite for showcasing astronomical data and imagery, rather than a physical telescope.
3
SpaceEngine
spaceengine.orgAlso covers space · same kind of website
Explore a realistic virtual universe on a computer with SpaceEngine’s universe simulator.
4
ExoplanetExplore
exoplanetexplore.vercel.appAlso covers space · same kind of website
Exoplanet Explore visualizes exoplanet data and provides an analysis report.
5
SpaceSim
spacesim.coAlso covers space · same kind of website
Explore the Solar System, change time, and inspect worlds in this browser-based 3D space simulation.
6
MoonCalc
mooncalc.orgAlso covers space · same kind of website
MoonCalc lets visitors explore lunar history with an online calendar and date controls.
7
Space Atlas
spaceatlas.techAlso covers space · same kind of website
Space Atlas tracks satellites and rocket bodies on a live 3D map, with history extending from Sputnik to today.
8
Universe Atlas
universeatlas.orgAlso covers space · same kind of website
Universe Atlas visualizes scale from the observable universe to a proton, with real stars and planets shown at their measured sizes and distances.
9
Atlas of Space
atlasof.spaceAlso covers space · same kind of website
Atlas of Space interactively explores planets, moons, asteroids, and other objects in the Solar System.
10
Apollo Image Atlas
lpi.usra.edu/resources/apolloAlso covers space · same kind of website
The Apollo Image Atlas provides photographs of the Moon captured by Apollo missions, with links to NASA lunar image resources.
11
SpaceFromSpace
spacefromspace.comAlso covers space · same kind of website
SpaceFromSpace archives declassified Cold War satellite imagery and modern spaceport photographs on interactive maps.
12
Apollo in Realtime
apolloinrealtime.orgAlso covers space · same kind of website
Apollo in Realtime presents an interactive journey through the Apollo missions.
13
FirstMenOnTheMoon
firstmenonthemoon.comAlso covers space · same kind of website
First Men on the Moon offers an interactive experience with audio and video about the Apollo 11 lunar landing.
14
WikiSky
wikisky.orgAlso covers space · same kind of website
WikiSky is an interactive online sky map.
15
Satellite Map
satellitemap.spaceAlso covers space · same kind of website
Satellite Map tracks satellites in real time on an interactive 3D map.
16
GOES-16 Satellite Imagery
rammb-slider.cira.colostate.eduAlso covers space · same kind of website
The SLIDER explorer displays satellite imagery from GOES-16 and Himawari-8 with interactive playback and overlays.
17
Track The Sky
trackthesky.comAlso covers space · same kind of website
Track The Sky tracks more than 9,000 satellites in real time on an interactive map.
18
EarthData
worldview.earthdata.nasa.govAlso covers space · same kind of website
NASA Worldview provides an interactive interface for browsing full-resolution daily satellite images from around the globe.
19
Also covers space · same kind of website
NASA’s Image and Video Library combines searchable imagery and video with downloads and associated metadata.
20
History
nasa.gov/historyAlso covers space · same kind of website
NASA History provides material about the agency's history, including archives and historical research resources.
21
Also covers space · same kind of website · free
Nights on Earth lists astronomical events including meteor showers and planetary conjunctions.
22
Sen
sen.comAlso covers space · same kind of website
Sen provides live 4K video views of Earth captured by its satellites in space.
23
Russian Space Web
russianspaceweb.comAlso covers space · same kind of website
Russian Space Web publishes history and news about the Russian space program.
24
Also covers space · same kind of website · free
NASA e-Books provides a catalog of electronic books published by the space agency.
No alternatives match this filter.
Alternatives to similar tools
Images24 alternativesHistory24 alternativesFirstMenOnTheMoon24 alternativesEarthData24 alternativesNASA Ebooks24 alternativesSen24 alternatives
What is the best alternative to Aladin?
Based on features, tags and platforms, the closest alternatives to Aladin are Lite Version, Home Page, and SpaceEngine.
Is there a free alternative to Aladin?
Yes. Nights on Earth and NASA Ebooks are free or offer a free plan.
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