NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations on Dec. 6. NASA said this week that it was working fine before it went behind the red planet. When it reappeared, there was only silence. | CBS News

Before our Artemis II astronauts lift off on their journey around the Moon next year, find out what it takes to build a mission like theirs from the ground up. Episode 1 of Moonbound is live—and free to watch on NASA : https://go.nasa.gov/4oSyG5m | NASA - National Aeronautics and Space Administration