These caves aren’t silver bullets for lunar adventurers. Accessing a cave hundreds of ft underneath the area might require astronauts to carefully rappel down into them—not best if they should quickly flee from the solar storm. “We naturally don’t compose: ‘That is a moon rock in right here,’ ” https://moon-rocks-australia53186.wikifordummies.com/8050078/5_simple_techniques_for_moon_rocks_australia