link--:--:-- UTC· 27,140 objects

Space stations

ISS, Tiangong, and the crews aboard.

The crewed outposts

Two space stations, ten humans, and a third on the way. Orbit follows each module, each docked vehicle, and each crew rotation.

What's up there

iss       the big one, 420 km, 7 crew
tiangong  china's, 390 km, 3 crew
next      commercial stations, mid-decade
record    24 years of continuous occupancy

Your best view

The ISS passes over almost everyone on earth. Set an alert and you'll see it with your own eyes — no telescope required.