Search found 2 matches

by escherspace
Tue Feb 02, 2010 7:09 am
Forum: The Library: Information Desk and Educational Resources
Topic: In which nebula was our sun formed?
Replies: 43
Views: 13782

Re: In which nebula was our sun formed?

When nebulas form stars they typically form a few high mass O and B stars along with lots of lower mass stars. These few bright stars blow apart the the remaining nebula with strong stellar winds and powerful UV light halting any further star formation. This process exposes an open cluster of young ...
by escherspace
Tue Feb 02, 2010 6:39 am
Forum: The Bridge: Discuss an Astronomy Picture of the Day
Topic: APOD: Mars and a Colorful Lunar Fog Bow (2010 Feb 02)
Replies: 32
Views: 10080

Re: Mars and a Colorful Lunar Fog Bow (2010 Feb 02)

lunar fog bows (or moonbows) appear white to the naked eye because they are faint and are visible at night when our human eyes are much more more sensitive and see primarily in black and white. A photographic image of a moonbow with a long exposure will be able to distinguish the colors inherent in ...