... Globular Cluster Omega Centauri . ... Does an old, red globular cluster have any hot, blue stars? ... Three Views of Jupiter's Io . ... The Galileo team has just released three more photographs of Jupiter's volcanic moon Io taken in June. ... The bright star near the center is located in the belt of the familiar constellation of Orion. ... The X-Ray Moon . ... It shows three distinct regions: a bright X-ray sky, a bright part of the Moon, and a relatively dark part of the Moon. ... A Soyuz at Mir . ...