When the lava flows cease, the remaining channel can structurally support itself as an underground chamber. On Earth, lava tubes are no wider than 100 feet (30 meters).

In the Spring of 2023, China announced plans to start building a moon base by 2028, though it's not clear if that announcement referred to a lunar lava tube base.

Scientists have long suggested that hiding out in lava tubes might be the key to building safe lunar or Mars bases. But they knew very little about the tubes themselves. Now, thanks to research ...

It's likely an excellent place to set up shop. Dig Dug Chinese researchers are investigating the feasibility of having astronauts construct a base inside lava tubes under the lunar surface, an ...