Astro Tracker

Astro Tracker puts the wonder of spaceflight in your pocket. Follow the International Space Station and China's Tiangong as they orbit Earth, count down to upcoming rocket launches, and discover who is living and working in space right now.

LIVE ORBITAL TRACKING
Watch the ISS and Tiangong move across a 3D globe in real time with full orbital paths. Tap either station for a detailed map view.

LAUNCH COUNTDOWN
Browse upcoming and past launches from the ESA, NASA, SpaceX and agencies worldwide. Pin your favourites and get notifications at T-12 hours and T-10 minutes so you never miss a launch. Add launches straight to your calendar with one tap.

HUMANS IN SPACE
See how many people are in space right now, where they are, and who they are — from ISS expedition crews to Tiangong taikonauts.

SPACE NEWS
Stay up to date with the latest spaceflight news from across the industry, right inside the app.

PASS PREDICTIONS
Find out when the ISS or Tiangong will be visible from your location so you can step outside and watch them fly overhead.