Tuesday, April 28, 2009
Looking back in time
A new record distant object in space has been discovered. What's being seen is a giant star explosion, occuring more than 13 billion years ago, when the universe itself was only 0.6 billion years old, and when there still was 8.5 billion years to go before planet Earth was formed. Now these Earth beings are getting close to seeing how it all started...
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The day after I wrote the post above another distant exploding star was observed. Now two years later scientists have concluded that this explosion occured just 520 million years after the Big Bang, making this star the new cosmic distance record holder. Its light has taken 13.14 billion years to reach Earth. For more, see http://www.bbc.co.uk/news/science-environment-13539914
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