As part of its plan to field a Quiet Supersonic Transport low-boom flight demo, NASA has issued a call for interested companies to submit a “capability statement.”

Researchers are offering a preview of how Scott Kelly fared medically after his U.S. record-setting 340 days in space as a NASA crewmember aboard the International Space Station in 2015-16.

The third of six U.S. Air Force missile warning satellites intended for geosynchronous Earth orbit (GEO) has successfully lifted off from Cape Canaveral, Florida, aboard United Launch Alliance’s (ULA) RD-180-powered Atlas V rocket.

The death of Eugene Cernan, commander of Apollo 17 and the last human to stand on the lunar surface, has prompted a global reaction.

One of 14 astronaut candidates selected by NASA in 1963, Cernan launched three times, including two missions that took him to the Moon.

Elon Musk’s SpaceX restored some of its luster Jan. 14 with the launch of a Falcon 9 for the first time since an on-pad explosion on Sept. 1.

Iridium, the mission customer with its first 10 next-generation low Earth orbit communications satellites, said the launch has been rescheduled at 11:54 a.m. EST Jan. 14.

On Monday SpaceX plans to launch its first Falcon 9 since an on-pad explosion destroyed the Amos-6 Israeli communications satellite last Sept. 1.