Supernova

What is a supernova?

A) Any very recent astronomical discovery
B) A collision between high-energy stars
C) An exploding star that can outshine an entire galaxy
D) The massive eruption from a star crashing into a black hole

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This entry was posted on Monday, October 16th, 2006 at 4:30 pm and is filed under Daily knowledge. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.