Astronomy Picture of the Day . Planets Above The Clouds . ... Clouds scatter the faint orange rays of the setting sun in the foreground of this breathtaking photograph from the summit of Mauna Kea, Hawaii. ... The North America Nebula . ... The separation between the cloud layers and the height variations have been exaggerated. ... Braving intense radiation belts, the Galileo spacecraft once again flew past the surface of Jupiter's moon Io (sounds like EYE-oh) on February 22. ... February 2005 . ...