Lava tubes on the Moon and Mars could be homes for space travelers – BGR

• Research shows that cooled lava tubes beneath the surface of the Moon and Mars could be used as temporary shelter or even locations for settlements. 
• The tubes would protect humans from radiation from space as well as small impacts from objects tumbling down.
• The first crewed missions to Mars could begin within the next two decades.

With the upcoming return of humans to the surface of the Moon and plenty of chatter about a crewed mission to Mars happening wit…

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