2003 (continued)

• 9/5/2003 STScI-2003-26 221. Hubble Assists Rosetta Comet Mission Results from NASA's Hubble Space Telescope played a major role in preparing ESA's ambitious Rosetta mission for its new target, comet 67P/Churyumov-Gerasimenko (67P/C-G). (More)
• 9/4/2003 STScI-2003-24 222. Celestial Composition Amid a backdrop of far-off galaxies, the majestic dusty spiral NGC 3370 looms in the foreground in this NASA Hubble Space Telescope image. Recent observations taken with the Advanced... (More)
• 8/27/2003 STScI-2003-22 223. Mars: Closest Encounter These two images, taken 11 hours apart with NASA's Hubble Space Telescope, reveal two nearly opposite sides of Mars. Hubble snapped these photos as the red planet was making its closest approach... (More)
• 8/7/2003 STScI-2003-21 224. Too Close for Comfort This Hubble Space Telescope view of the core of one of the nearest globular star clusters, called NGC 6397, resembles a treasure chest of glittering jewels. The cluster is located 8,200 light-years... (More)
• 7/10/2003 STScI-2003-19 225. Oldest Known Planet Identified NASA's Hubble Space Telescope precisely measured the mass of the oldest known planet in our Milky Way galaxy. At an estimated age of 13 billion years, the... (More)
• 7/3/2003 STScI-2003-20 226. Celestial Fireworks Resembling the puffs of smoke and sparks from a summer fireworks display in this image from NASA's Hubble Space Telescope, these delicate filaments are actually sheets of debris from a stellar... (More)
• 6/19/2003 STScI-2003-18 227. The Secret Lives of Galaxies Unveiled in Deep Survey Two of NASA's Great Observatories, bolstered by the largest ground-based telescopes around the world, are beginning to harvest... (More)
• 6/5/2003 STScI-2003-16 228. Supernova Shock Wave Paints Cosmic Portrait Remnants from a star that exploded thousands of years ago created a celestial abstract portrait, as captured in this NASA Hubble Space Telescope image of the Pencil Nebula. Officially... (More)
• 5/15/2003 STScI-2003-17 229. Brighter Neptune Suggests a Planetary Change of Seasons Springtime is blooming on Neptune! This might sound like an oxymoron because Neptune is the farthest and coldest of the major planets. But observations... (More)
• 5/9/2003 STScI-2003-11 230. Iridescent Glory of Nearby Planetary Nebula Showcased on Astronomy Day This photograph of the coil-shaped Helix Nebula is one of the largest and most detailed celestial images ever made. The composite picture is a seamless... (More)