NASA astronaut Mike Fincke said he was the crew member whose medical issue required a group of space station fliers to return to Earth earlier than planned last month.
A SpaceX Dragon cargo vehicle that has spent six months docked at the International Space Station is due to depart for a California landing.
Rocket Lab will launch a scramjet-powered hypersonic vehicle for the U.S. military today (Feb. 25), and you can watch the liftoff live.
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