“…giant backhoes that have dug up the lunar surface and exposed material from underneath…” That’s indeed compelling to get rock samples from. Maybe it would b

“…giant backhoes that have dug up the lunar surface and exposed material from underneath…” That’s indeed compelling to get rock samples from. Maybe it would be even possible to see different layers of moon inside those canyons, but afaik the whole moon is covered in dust isn’t it?