2 ms·
Sample return missions would also be robotic.
by whatshisface 4y ago
Sample return missions would also be robotic.
- kiratp 4y agohttps://mars.nasa.gov/msr/ https://mars.nasa.gov/msr/ Sample return step 1 (collect samples) is already underway.
- MobiusHorizons 4y agoI think the assertion was that oxygen would be used to fuel the trip back to earth.