| spacecowboy2006 |
| (Cartographer) |
| 05/15/08 06:45 AM |
| View in Google Earth |
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Cassiopeia A
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Cassiopeia A Supernova Remnant, 11,000 light years away, 10 light years across. First observed in 1680.
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Cassiopeia A Supernova Remnant, 11,000 light years away, 10 light years across. First observed in 1680. |