Posted on Aug 16, 2020
Lava Tubes on the Moon and Mars are Really, Really Big. Big Enough to Fit an Entire Planetary...
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And those tubes are attracting more and more attention, as future plans for a habitat of some sort on both worlds are taking shape.
Sgt (Join to see) Maj William W. 'Bill' Price Lt Col John (Jack) Christensen
Sgt (Join to see) Maj William W. 'Bill' Price Lt Col John (Jack) Christensen
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