Is it a green aurora with pink stripes, or a white aurora with green stripes? That, apparently, became the question on the International Space Station, at least for Expedition 73 flight engineer and ...

The Heroes and Legends exhibit hall proudly declared that NASA has worked with scientists and astronauts from 20 countries ...

Not all airspace is open. Whether for safety, secrecy, or national defense -- fly too close and you'll face serious trouble.

The Houston company is flying a memorial payload on SpaceX's Transporter 14 rideshare mission, which is scheduled to launch ...