Video: Soyuz MS-01 leaves the space station for landing

U.S. spacewalk 94 was slated to have NASA astronauts Mike Fincke and Zena Cardman perform a variety of operations around the orbiting outpost during the roughly 6.5-hour-long event. A new date for the spacewalk hasn’t been announced.

A novel communications experiment developed by NASA and the Naval Research Laboratory has arrived at the International Space Station to prove data can be transmitted in space using X-ray signals, a breakthrough that could have uses in deep space exploration and military technology on Earth.

A Russian military satellite designed to detect missile launches arrived in orbit Thursday following a successful liftoff aboard a Soyuz rocket from the Plesetsk Cosmodrome.