Live coverage: New Horizons flyby target comes into focus

Along with plans for a moon base, senior NASA managers also outlined work to develop nuclear power systems for use on the moon and Mars to keep astronauts, habitats and other equipment warm while providing the electricity needed for research, construction and daily operations.

SpaceX’s final Falcon 9 launch of the year carried a classified payload for the National Reconnaissance Office, the U.S. government’s spy satellite agency. SpaceX aborted a launch attempt Thursday morning to assess a second stage sensor reading, but the Falcon 9 successfully lifted off from the Kennedy Space Center at 9 a.m. EST (1400 GMT) Saturday. The rocket’s stage landed back at Cape Canaveral eight minutes later.

Stephen Clark, Spaceflight Now’s editor, asked NASA’s acting administrator about the space agency’s commercial crew and Artemis programs during a one-on-one virtual interview Tuesday, April 20.