You are using an outdated browser. Please
upgrade your browser to improve your experience.
Sputnik!
Sputnik!
Sputnik! is an easy to use tool for predicting when the International Space Station will pass by your location or when a bright satellite will be visible in the skies above.Sputnik! features:- Predictions of satellite and ISS sightings accurate to the second.- Detection of Starlink satellite trains.- Second by second countdown to the satellite sighting.- Set reminders of upcoming satellite sightings.- Displays compass direction and elevation for your device to easily find the part of the sky where the sighting will occur (requires capable device).- Rotate your device to landscape orientation to show exactly where the satellite will pass in the night sky.- Share sightings via Twitter, Facebook, Mail, Messages and others.- Automatic download of up to date satellite orbital data.- Offline calculations, no need to be connected to the internet once orbital data has been downloaded.- Input your location automatically by GPS, select from a map or enter coordinates manually.- Save your favorite places for easy access.- Audio cues for the last seconds before the satellite passes by.Sputnik! on Apple Watch:- Easily find the next and last sighting at your current location.* Sputnik! is ad-supported *
Features