1
1 Pixel moon
joshworth.com/dev/pixelspace/pixelspace_solars…Also covers space · same kind of website
If the Moon Were Only 1 Pixel maps solar system objects in a scale model that begins with a one-pixel Moon.
Alternatives
The Best Space Time Alternatives in 2026
24 alternatives1 free · 2 open source
Looking for something like Space Time? 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 2 are open source.
About Space Timespace.pointdynamics.com
VisitA browser-based 3D universe explorer combines the solar system, stars, deep-sky objects, satellites, and galaxies.
Top picks at a glance
First suggestion1 Pixel moonIf the Moon Were Only 1 Pixel maps solar system objects in…Free or freemium optionOrbiterOrbiter simulates spaceflight using Newtonian mechanics…Another optionAtlas of SpaceAtlas of Space interactively explores planets, moons…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | 1 Pixel moon | — | Not stated | Web |
| 2 | Atlas of Space | — | Not stated | Web |
| 3 | Map of the Universe | — | Not stated | Web |
| 4 | Universe Atlas | — | Not stated | Web |
| 5 | Space Object Comparison | — | Not stated | Web |
| 6 | SpaceSim | — | Not stated | Web |
| 7 | Images | — | Not stated | Web |
| 8 | Solar System | — | Not stated | Web |
| 9 | Solar System Scope | — | Not stated | Android, iOS, Web |
| 10 | GOES-16 Satellite Imagery | — | Not stated | Web |
All Space Time alternatives
2
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.
3
Map of the Universe
mapoftheuniverse.netAlso covers space · same kind of website
The Map of the Universe interactively maps 200,000 galaxies from the Milky Way toward the observable universe.
4
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.
5
Space Object Comparison
mr21.github.io/space-object-comparisonAlso covers space · same kind of website
Space Object Comparison interactively compares the sizes of planets and stars.
6
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.
7
Also covers space · same kind of website
NASA’s Image and Video Library combines searchable imagery and video with downloads and associated metadata.
8
Solar System
eyes.nasa.gov/apps/solar-systemAlso covers space · same kind of website
Eyes on the Solar System offers a three-dimensional view for exploring the solar system and past and future missions.
9
Solar System Scope
solarsystemscope.comAlso covers space · same kind of website
Solar System Scope provides an online 3D simulation of the Solar System and night sky.
10
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.
11
ESO Images
eso.org/public/imagesAlso covers space · same kind of website
The European Southern Observatory image gallery collects astronomy images across subjects such as galaxies, exoplanets, and cosmology.
12
100,000 Stars
stars.chromeexperiments.comAlso covers space · same kind of website
The 100,000 Stars visualization presents nearby stars in 3D and provides controls for color and temperature.
13
James Webb Space Telescope
science.nasa.gov/mission/webbAlso covers space · same kind of website
NASA describes the James Webb Space Telescope as an observatory studying phases throughout the history of the universe.
14
Stellarium-Web
stellarium-web.orgAlso covers space · same kind of website
The Stellarium Web planetarium displays celestial objects in a browser-based sky view.
15
SpaceEngine
spaceengine.orgAlso covers space · same kind of website
Explore a realistic virtual universe on a computer with SpaceEngine’s universe simulator.
16
ViewSpace
viewspace.orgAlso covers space · same kind of website
ViewSpace offers astronomy interactives, image tours, sliders, and videos for exploring the universe.
17
Stellarium
stellarium.orgAlso covers space · same kind of website
Stellarium is planetarium software that displays the sky and celestial objects.
18
Also covers space · open source · free
Orbiter simulates spaceflight using Newtonian mechanics, with the solar system and its major bodies as its setting.
19
Also covers space · open source
Celestia for Android is a real-time space simulator for exploring the solar system on an Android device.
20
Visible Earth
visibleearth.nasa.govAlso covers space · same kind of website
NASA's Earth Observatory publishes images, stories, and discoveries about the environment, Earth systems, and climate.
21
SDO Dashboard
sdo.gsfc.nasa.gov/data/dashboardAlso covers space · same kind of website
The Solar Dynamics Observatory dashboard supports study of the Sun's influence on Earth and near-Earth space.
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
SpaceWeather
spaceweather.comAlso covers space · same kind of website
SpaceWeather.com reports solar wind and flare data, with news about meteor showers, auroras, and near-Earth asteroids.
24
Live Meteors
livemeteors.comAlso covers space · same kind of website
Live Meteors lets visitors listen to meteor radio pings and explains how the system works.
No alternatives match this filter.
Alternatives to similar tools
Images24 alternativesJames Webb Space Telescope24 alternativesVisible Earth24 alternativesSolar System24 alternativesSen24 alternativesSDO Dashboard24 alternatives
What is the best alternative to Space Time?
Based on features, tags and platforms, the closest alternatives to Space Time are 1 Pixel moon, Atlas of Space, and Map of the Universe.
Is there a free alternative to Space Time?
Yes. Orbiter is free or offer a free plan.
Are there open-source alternatives to Space Time?
Yes: Orbiter and AndroidCelestia.
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