Astronomy Picture of the Day . ... Known to some as the Elephant's Trunk Nebula, parts of gas and dust clouds of this star formation region may appear to take on foreboding forms, some nearly human. The only real monster here, however, is a bright young star too far from Earth to hurt us. The Last Moon Shot . ... Astronomy Quilt of the Week . ... NGC 6888, also known as the Crescent Nebula, is a cosmic bubble of interstellar gas about 25 light-years across. ... The Coma Cluster of Galaxies . ...