Search found 2 matches

by tim
Sat Oct 02, 2010 3:29 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Hubble s Lagoon (2010 Oct 02)
Replies: 24
Views: 4829

Re: APOD: Hubble s Lagoon (2010 Oct 02)

What is the estimated distance between grains of dust or individual gas molecules in a cloud like this?
by tim
Wed Oct 07, 2009 10:15 pm
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: A Doubled Ringed Basin in Mercury (2009 Oct 7)
Replies: 25
Views: 3994

Re: A Doubled Ringed Basin in Mercury (2009 Oct 7)

What would be the odds of a double impact from an object torn in two prior to hitting Mercury? I'm thinking of the comet Shoemaker-Levy that hit Jupiter a few years back. It passed within the Roche limit of Jupiter and got shredded. Then, it came back around and made a string of strikes. However, du...