... This panoramic image tracing constellations in the southern sky shows off a beautiful vista toward the center of our Milky Way Galaxy. ... A Halo for NGC 6164 . ... Beautiful emission nebula NGC 6164 was created by a rare, hot, luminous O-type star, some 40 times as massive as the Sun. Seen at the center of the cosmic cloud, the star is a mere 3 to 4 million years old. ... In 2006 April, Cassini captured Saturn's A and F rings stretching in front of cloud-shrouded Titan. ... The Whale Galaxy . ...