Sea-based launches are hitting their stride. That could lead to a lot more space missions with a lot less red tape.

NASA is developing a groundbreaking spacecraft concept designed to revolutionize Mars travel. The ambitious plan involves assembling a football-field-sized spacecraft in orbit using advanced robotics.

Virgin Galactic, a brand of Sir Richard Branson famous for its low-earth orbit rocket ship, has decided to throw ... The company has only finished a mission concept review with NASA but is ...

But after the first-stage booster successfully landed atop a SpaceX drone ship in the Atlantic Ocean, a fire in the aft end of the rocket damaged one of the landing legs — and the booster tipped ...

"Reusability is the concept," Murray said. "If you keep reusing it ... Blue Origin has its landing barge, Jacklyn, and ...

"Hey @ElonMusk, when you finally get the nerve to climb into a rocket ship, come talk to the three of us," Mark Kelly said.

Kelly, D-Ariz., a retired astronaut, had challenged Musk to climb into a rocket ship by the time the social media spat concluded on Friday afternoon. “Hey @ElonMusk, when you finally get the ...