Work to replace a malfunctioning computer on one of the four engines in the SLS core stage will delay its first launch to at least March, NASA announced Dec. 17. NASA/Cory Huston WASHINGTON — A ...

Venus Aerospace conducted its first powered flight last month, reaching Mach 0.9 with a drone. The 8-foot-long vehicle was dropped from an Aero L-29 Delfín aircraft at 12,000 feet and flew under the ...