Monday, December 3, 2007

Wonderland

"When they saw the star they rejoiced with exceeding great joy," Matthew 2:10

In the new Hubble image of the galaxy M74 we see a smattering of bright pink regions decorating the spiral arms. These are huge relatively short-lived clouds of hydrogen gas which glow due to the strong radiation from hot young stars embedded within them; glowing pink regions of ionized hydrogen."

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