Astronomical Artifact: Most Distant Object Yet Detected Carries Clues from Early Universe
Wednesday, October 28, 2009 - 13:42
in Astronomy & Space
A violent explosion picked up by a NASA satellite earlier this year is the oldest object ever seen by astronomers, its light having been emitted some 13 billion years ago. At that time the universe was roughly 5 percent of its present age and the big bang was a fairly recent occurrence, having taken place just 600 million years earlier. [More] ...