Elon Musk wants to turn one of the planet’s biggest problems into literal rocket fuel. His pitch is deceptively simple: ...

General Galactic, cofounded by a former SpaceX engineer, plans to test its water-based propellant this fall. If successful, it could help usher in a new era of space travel. That's a big “if.” ...

Gen. Jason Bartolomei, the AFRL commander, came out to visit just before I retired. He said, “You guys are strategically ...

Liquid hydrogen fuel leaks forced NASA to delay the launch of Artemis II—the same scenario it encountered four years ago ...

On Monday, after rolling the SLS rocket to be used for the Artemis II mission to the pad in January, NASA attempted its first ...

The mission is meant to send four astronauts on a historic journey around the Moon and back, the first crewed flight of the ...

If the fueling test goes well, the Artemis II flight around the moon and back could take off as early as Feb. 8.

The agency did not complete a practice countdown for a mission that would be the first to send people around the moon in more than 50 years.

NASA delays astronaut launch for the Artemis II mission until at least March due to rehearsal setbacks. Learn more here.

Nasa has said it will now target a March launch date for its new Moon rocket after running into exasperating fuel leaks ...

NASA muscled through familiar headaches Monday at Kennedy Space Center during a critical tanking test dealing with liquid ...