Search found 4 matches
- Sat Nov 27, 2010 9:20 pm
- Forum: The Library: Information Desk and Educational Resources
- Topic: Living at the edge of the Milky Way
- Replies: 16
- Views: 1899
Re: Living at the edge of the Milky Way
I'm glad it made sense. I studied French for three years back in high school, but I've forgotten most of what I knew and I'm certain I didn't know most of the technical terms I use anyway.
- Sat Nov 27, 2010 9:11 pm
- Forum: The Library: Information Desk and Educational Resources
- Topic: New moon?
- Replies: 7
- Views: 630
Re: New moon?
Celine: Those pictures were obviously taken with some sort of telescope or telephoto lens. The Moon (large crescent) is about 1º in angular size which means Venus (the little one) is ~1/20º. That's not big by any stretch of the imagination.
- Sat Nov 27, 2010 8:50 pm
- Forum: The Library: Information Desk and Educational Resources
- Topic: Living at the edge of the Milky Way
- Replies: 16
- Views: 1899
Re: Living at the edge of the Milky Way
why couldn't we see colors, while we see so wonderful colors, thanks to telescopes? The answer is quite simple. It's due to the amount of light being received and how our eyes perceive it. While it's true that moving closer to the source of light increases its intensity significantly, I think you u...
- Sat Nov 27, 2010 7:46 pm
- Forum: The Library: Information Desk and Educational Resources
- Topic: Cosmology Help
- Replies: 8
- Views: 1148
Re: Cosmology Help
There is no good physical basis for recognizing the redshift of distant objects as Doppler, but there is a good basis (General Relativity) for interpreting the redshift as cosmological. The relationship between distance and redshift is very well predicted by GR, and GR has many independent verifica...