Astronomers Orbiting TRAPPIST-1 Star Could Be Peering Back At Earth
A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...
Isaac Arthur on MSN11h
Space Colonies: From Outposts to Cities
As we venture out into space to colonize new planets, moons, and asteroids, how will these new settlements grow from simple ...