Located some 20,000 light-years away from Earth, supernova remnant G292.0+1.8 shines in a multicolored cloud of oxygen (yellow and orange), magnesium (green), and silicon and sulfur (blue).
This newly processed image, released July 22, commemorates the 15th anniversary of NASA's Chandra X-ray observatory. Researchers rely on Chandra to study high-energy events throughout the universe, including the violent death of stars known as supernovae. (See: "Astronomers Solve Mystery of Superbright Supernova.")
—Jane J. Lee
Week's Best Space Pictures: A Cosmic Cluster, a Heavenly Halo, and a Supernova's Ashes
A halo of stars highlights a galaxy and a supernova image is spiffed up in this week's best space pictures.