A video still from a thrust vector control test of the Teprel-B engine PLD Space is developing for its suborbital Mirua 1 rocket. Credit: PLD Space via YouTube. VALLETTA, Malta — Spanish launch ...

NASA and Boeing test fired a gargantuan Space Launch System rocket for the second time Thursday, a full-duration eight-minute "hot fire" needed to clear the way for a long-delayed maiden flight late ...

Software in place to monitor hydraulic systems during a test firing of NASA's Space Launch System moon rocket was to blame for an early engine shutdown Saturday, not an actual problem with the booster ...

Firefly Aerospace's debut launch last week failed because of a premature engine shutdown, company representatives have determined. Texas-based Firefly conducted its first-ever orbital test flight on ...