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- Thu Sep 28, 2006 12:50 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: Why RCW 86 distance, age different? Bethlehem*? (28 Sep 06)
- Replies: 7
- Views: 5406
Why is RCW 86 distance and age so different? (28 Sep 2006)
The text for the Sept 28, 06 picture "RCW 86: Historical Supernova Remnant" describes it as being observed 1821 years ago and being 8200 light years away.