A website that tracks the current location of Elon Musk's Tesla Roadster in space.
Best Satellite Tracker Alternatives ranked by AI · updated May 2025
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Satellite Tracker is a user-friendly app that helps you track satellites and ISS sightings with real-time updates.
Price: Free with in-app purchases
Top 6 Satellite Tracker alternatives
Heavens Above is a popular website that provides information about satellite and ISS sightings, astronomy events, and space exploration news.
SkySafari is a powerful planetarium that fits in your pocket, puts the universe at your fingertips, and is incredibly easy to use!
4
NASA App
NASA
NASA App is the official mobile hub for NASA news, mission updates, images, videos, podcasts, and live broadcasts. It is designed for...
Pros
- Provides first-party mission news and imagery rather than third-party reporting
- Combines articles, videos, podcasts, live streams, and NASA+ content in one app
- Offers broad coverage across human spaceflight, science, Earth, and aeronautics
Cons
- Has fewer interactive sky-mapping tools than Stellarium or Sky Tonight
- Content discovery can feel broad and news-feed oriented
- Many features require an internet connection
ISS Detector is a mobile app that predicts visible International Space Station and satellite passes for observers. It combines pass times, weather...
Pros
- More focused on ISS and satellite passes than general astronomy apps
- Combines visibility forecasts with weather and cloud-cover data
- Augmented-reality view helps identify where to look
Cons
- Free version includes advertising and feature restrictions
- Less capable for general star, planet, and deep-sky observation than Stellarium
- Interface is more utilitarian than Sky Tonight or Star Walk
Free with ads; Pro upgrade
See a Satellite Tonight is a free browser tool that shows when satellites may be visible from a selected location. Its standout...
Pros
- Free and usable directly in a browser
- Interactive visualization is more intuitive than timetable-only trackers
- Useful for casual observers who want quick viewing opportunities
Cons
- Fewer filtering and prediction controls than Heavens-Above or N2YO
- Lacks the broader observing tools found in dedicated astronomy software
- No native mobile app or built-in community features
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