Comet Armageddon Detected in Nearby Star System
Wednesday, October 19 2011 @ 11:27 PM CDT Views: 2,585

Ian O'Neill
During our solar system's "Late Heavy Bombardment" (LHB) some four billion years ago, the inner planets were constantly peppered with massive comets impacting their surfaces. Earth would have been unrecognizable -- the planet's surface was a burning, molten mess; young atmosphere constantly punctuated by incoming cometary fragments.