How can they get a mess of objects whirling around a star without getting into space?
I probably should have used more exact language. The Fermi Paradox isn’t mostly about species puttering around in their home solar system—it’s about filling a galaxy.
How can they get a mess of objects whirling around a star without getting into space?
I probably should have used more exact language. The Fermi Paradox isn’t mostly about species puttering around in their home solar system—it’s about filling a galaxy.