thanks, that makes sense.
Pat
Search found 2 matches
- Thu Sep 28, 2006 1:13 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: 5408
- Thu Sep 28, 2006 5:22 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: Why RCW 86 distance, age different? Bethlehem*? (28 Sep 06)
- Replies: 7
- Views: 5408
RCW 86 distance (APOD 28 Sep 2006)
Hi,
The APOD description says that RCW 86 is 8200 light years away. How can something that far away be the supernova seen in 185 AD, about 2000 years ago?
Pat
The APOD description says that RCW 86 is 8200 light years away. How can something that far away be the supernova seen in 185 AD, about 2000 years ago?
Pat