Mars and the Moon have lava tubes so big they could host astronaut bases, scientists say – The Independent

Vast lava tubes beneath the surface of Mars and the Moon could be large enough to host bases for visiting astronauts, scientists have said.
New research examined the similar tubes that can be found on Earth, and used them to estimate the size of similar but much bigger tunnels that are thought to exist underneath the surface of other worlds.
Living inside such tubes, beneath the surface, could theoretically provide some protection for the astronauts who are expected to visit other parts of the…

Click here to view the original article.