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News Release Archive:

News Release 292 of 951

December 4, 2007 10:00 AM (EST)

News Release Number: STScI-2007-42

How White Dwarfs Get Their 'Kicks'

December 4, 2007: NASA's Hubble Space Telescope is providing strong evidence that white dwarfs, the burned-out relics of stars, are given a "kick" when they form. The sharp vision of Hubble's Advanced Camera for Surveys uncovered the speedy white dwarfs in the ancient globular star cluster NGC 6397, a dense swarm of hundreds of thousands of stars.

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Credit: NASA, ESA, and H. Richer (University of British Columbia)