The Cellar - View Single Post - August 29, 2006: Cassiopeia A supernova by Hubble

Clodfobble · 08-29-2006, 09:05 PM

You have that backwards, Jay. The picture above is how it looks now to us, i.e. the image is 10,000 years old. When the explosion itself was 10,000 years old, it was sometime in the 1700s for us. So the explosion (which we have no picture of, but if we did) happened roughly 10,300 years ago.

08-29-2006, 09:05 PM	#19
Clodfobble UNDER CONDITIONAL MITIGATION Join Date: Mar 2004 Location: Austin, TX Posts: 20,012	You have that backwards, Jay. The picture above is how it looks now to us, i.e. the image is 10,000 years old. When the explosion itself was 10,000 years old, it was sometime in the 1700s for us. So the explosion (which we have no picture of, but if we did) happened roughly 10,300 years ago.