Map of the Universe: Scroll through a map of the observable universe, galaxy by galaxy. Spot the Station: NASA's guide to seeing the International Space Station pass overhead.
| Map of the Universe | Spot the Station | |
|---|---|---|
| Category | Space, Planets & Sky Maps | Live Trackers |
| Coverage | Observable universe | Earth orbit |
| Updates | Static archive | Live / real time |
| Data source | Sloan Digital Sky Survey | NASA |
| Made by | Johns Hopkins University | NASA |
| Price | Free | Free |
| Account | No account needed | No account needed |
| On phones | Works well on phones | Phone app available |
| Map view | Flat map | Flat map |
| Visits from ColorfulMaps | 0 | 0 |
| Open map | Open map |
What you can do with Map of the Universe
- Galaxies from the Sloan Digital Sky Survey
- Scroll from nearby to the edge of the universe
- Explanations along the way
What you can do with Spot the Station
- Upcoming visible ISS passes for your location
- Live ISS position
- Email and app alerts
Summary based on public information. Check each map's website for current features and prices.