As Defense One reports, Guetlein's comments were referring to maneuvers made by three experimental Chinese satellites — called Shiyan-24C, as well as two still unidentified space objects dubbed ...

An upright and stable landing makes Firefly — a startup founded a decade ago — the first private outfit to put a spacecraft on the moon without crashing or falling over. Even countries have ...

For the second time in less than a week, a privately built U.S. spacecraft will attempt to land on the moon. The robotic lander, dubbed Athena, was developed by the Texas-based company Intuitive ...