News Release Archive:

News Release 362 of 1051

July 10, 2008 09:00 AM (EDT)

News Release Number: STScI-2008-25

What's My Age? Mystery Star Cluster Has 3 Different Birthdays


Video: Zooming into an Open Star Cluster Yields Unexpected Results

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This movie takes a closer loook at Hubble's image of NGC 6791, one of the oldest and largest open clusters known. The detection of white dwarfs that vary in age leads astronomers to rethink the theory that stars found in these clusters develop at the same time from large clouds of interstellar dust and gas.

Credit: NASA, ESA, and G. Bacon (STScI)

Selected still images from this video (click to enlarge):