https://www.nasa.gov/news-release/nasa-awards-mars-ascent-propulsion-system-contract-for-sample-return/
NASA Awards Mars Ascent Propulsion System Contract for Sample Return - NASA
NASA has awarded the Mars Ascent Propulsion System (MAPS) contract to Northrop Grumman Systems Corporation of Elkton, Maryland, to provide propulsion support
ascent propulsion systemnasaawardsmarscontract