Showing posts with label Waning crescent. Show all posts
Showing posts with label Waning crescent. Show all posts

Wednesday, August 19, 2009

Daylight Moon and Venus

All we need is the International Space Station, now visible in full daylight, to show how nitrogen, scattering sunlight at the wavelength of blue in the atmosphere, to hint that the stars don't just come out at night. (Full Image at M&V4)