NASA has successfully test flown its helicopter on Mars.
See https://www.bbc.co.uk/news/science-environment-56799755 .
Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
NASA has successfully test flown its helicopter on Mars.
See https://www.bbc.co.uk/news/science-environment-56799755 .
Southgate News has a report about the helicopter on the latest NASA Mars lander.
Mars will one day be explored by humans. For now, we have oribiting satellites and robots on the surface. The recent UAE satellite has been put in an orbit around the red planet.
Every few weeks I take a peek at the narrowband activity on Oscar 100, the geosynchronous satellite. My own view is activity is patheticall...