... Orion Dawn Over Mount Nemrut . ... When the air is cold and the Sun is rising or setting, falling ice crystals can reflect sunlight and create an unusual column of light. ... On the night of December 13, 1908, 100 years ago today, the 60-inch diameter reflecting telescope of Mount Wilson Observatory was first tested on the stars. ... At the Center of the Milky Way . ... Look through the cosmic cloud cataloged as NGC 281 and it's almost easy to miss stars of the open cluster IC 1590. ...