SpaceX launched a Falcon 9 rocket from Cape Canaveral at 4:10 p.m. EDT (2010 GMT) Tuesday on the company’s first mission dedicated to the newly-established U.S. Space Force. The Falcon 9 carried a GPS navigation satellite into orbit.

A Russian cosmonaut, a German flight engineer and a NASA astronaut undocked from the International Space Station and plunged back to Earth overnight Wednesday, landing on the snowy steppe of Kazakhstan to wrap up a six-month mission.

Rocket Lab called off a launch attempt Tuesday, U.S. time, in New Zealand after encountering a technical problem during the countdown for the company’s first commercial satellite launch. Tuesday’s countdown came after a four-day delay to resolve problems with a downrange tracking station and wait for improved weather.