Hubble data used to look 10,000 years into the future
Wednesday, October 27, 2010 - 05:50
in Astronomy & Space
The globular star cluster Omega Centauri has caught the attention of sky watchers ever since the ancient astronomer Ptolemy first catalogued it 2,000 years ago. Ptolemy, however, thought Omega Centauri was a single star. He didn't know that the 'star' was actually a beehive swarm of nearly 10 million stars, all orbiting a common centre of gravity...