July 22 (UPI) -- NASA's TRACERS mission is set to launch on Tuesday on the SpaceX Falcon 9 rocket from California. The ...

Some NASA employees fear changes rippling through the agency will undermine safety during human space missions.

SpaceX is targeting Monday, July 21, to deploy SES' ninth and 10th O3B mPOWER satellites from Launch Complex 40. The launch window extends from 5 p.m. to 8:13 p.m., a Federal Aviation Administration ...

A new Hubble image of NGC 1786 reveals stars of multiple ages in the ancient cluster, challenging previous theories and offering new clues about galaxy evolution ...

The Boeing Company has confirmed it continues to look for solutions to problems with its Starliner spacecraft that have left ...

NASA officials remain eager for Starliner to begin these regular crew rotation flights, even as its sole destination, the ISS ...