View Full Version : More Observations of GRB 090423, the Most Distant Known Object in the Universe

2009-Oct-28, 08:10 PM
On April 23, 2009 the Swift satellite detected a gamma ray burst and as we reported back in April, scientists soon realized that it was more than 13 billion light-years from Earth. GRB 090423 occurred 630 million years after the Big Bang, when the Universe was only four percent of its current age of 13.7 [...]

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