A heavy-lift Proton rocket roared to life and blasted off from the Baikonur Cosmodrome in Kazakhstan Wednesday, sending a long-delayed 44,000-pound laboratory module into orbit for an eight-day flight ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. China is launching its first space laboratory module Tiangong 1 today (Sept. 29) on a critical ...

A Russian Progress cargo ship undocked from the International Space Station early Monday, taking with it the two-decades-old Pirs airlock and docking compartment to clear the way for Thursday's ...