The small rocket and capsule have been flying since April 2015 and have combined to make 38 launches, all but one of which ...

The Space Launch System rocket's RS-25 engine was fired up for the “final round of certification testing ahead of production ...

Interstellar Technologies ZERO rocket engine test-fired at Hokkaido Spaceport in Taiki, Hokkaido. It is fueled by liquid ...

NASA plans to test the planned leak repair with a second dress rehearsal fueling test later this month.

A tank built for Rocket Lab’s Neutron rocket was damaged during qualification testing, threatening to further delay the vehicle’s first flight.

It's not yet known whether the hydrogen leak encountered Monday will impact the moonshot's eventual launch date.

Add Yahoo as a preferred source to see more of our stories on Google. NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, Mississippi.

NASA conducted a test of its newly redesigned RS-25 engine for future flights of the Space Launch System (SLS) rocket.

HOUSTON — A Houston-based rocket engine company hit a major testing milestone this week on its quest to fly aircraft faster than ever. Venus Aerospace said it has successfully flown its ...

Blue Origin has signed a Commercial Space Launch Act agreement with NASA for the use of the historic 4670 test stand at the Marshall Space Flight Center (MSFC). Despite setting up its own in-house ...