Re: Nick & ETI - Could another large planet in a nearby orbit -
induce enough seismic activity to cause a water/land separation in a planet around a star? Does the gravitational attractor have to be a moon?
EP
Space/Science » in reply to Sulfuric Io in True Color . . .
induce enough seismic activity to cause a water/land separation in a planet around a star? Does the gravitational attractor have to be a moon?
EP