Quote:
Originally Posted by croweater
Hi Greg. That's the best image I've seen of 5128. Didn't know about the ring! Do you know if it is a really a ring or is it a spherical "shell" ? So much in this detail in this image. Love it. Not expert myself but I know what I like 
Cheers, Richard |
I think it's there because of a spherical shell.
It's so thin and dim that the more mass that is
observed at the edge from our perspective makes
it look like a ring.
I think from Rolf's picture there is more than one.
The question is - what could cause that?
cheers
Allan