Scientists have presented the "first compelling evidence for the existence of lava tubes on Venus." And they're way bigger ...

Lava tubes beneath the surface of Mars and the moon could be, respectively, 100 and 1,000 times wider than lava tubes on Earth, which could provide shelter and create exploration opportunities for ...

Subsurface cavities created by lava on Mars and the Moon could provide a shield against cosmic radiation, new research suggests. Researchers at the Universities of Bologna and Padua studied the ...

Venus is often called Earth's "sister planet" because of their similarities in size, mass, and composition. Both are rocky ...

China has taken a new step in its long-term planning for lunar exploration with the completion of a "simulated moon underground space." "The underground volcanic lava pipes by the Jingbo Lake are the ...

Massive lava-carved tunnels have been confirmed beneath the surface of Venus, providing the strongest evidence yet that the ...

It may look like a lightsaber sitting on the surface of Mars, but this titanium tube is actually a sample canister dropped off by the Perseverance rover. This could eventually be the first pristine ...

The Narusawa Ice Cave is a natural lava tunnel that formed during a violent eruption of Mount Fuji in A.D. 864. Every winter, the cave grows giant ice pillars due to its freezing temperatures.