1999 (continued)

• 6/3/1999 STScI-1999-25 21. Magnificent Details in a Dusty Spiral Galaxy The Key Project team used this Hubble telescope view of the magnificent spiral galaxy, NGC 4414, to help calculate the expansion rate of the universe. (More)
• 6/2/1999 STScI-1999-21 22. Hubble Picture Adds to Planet-Making Recipe The Hubble telescope has snapped a nearly face-on view of a swirling disk of dust and gas surrounding a developing star called AB Aurigae. The image, taken in visible... (More)
• 6/1/1999 STScI-1999-20 23. Hubble Snapshot Captures Life Cycle of Stars In this stunning picture of the giant galactic nebula NGC 3603, the Hubble telescope's crisp resolution captures various stages... (More)
• 5/25/1999 STScI-1999-19 24. Hubble Completes Eight-Year Effort to Measure Expanding Universe The Hubble Space Telescope Key Project team today announced that it has completed efforts to measure precise distances to far-flung galaxies, an essential ingredient... (More)
• 5/19/1999 STScI-1999-22 25. Colossal Cyclone Swirls near Martian North Pole Astronomers using the Hubble telescope have discovered an enormous cyclonic storm system raging in the northern polar regions of the planet Mars. (More)
• 5/13/1999 STScI-1999-18 26. Natural Lenses in Space Stretch Hubble's View of the Universe A Hubble telescope survey of the sky has uncovered exotic patterns, rings, arcs, and crosses that are all mirages produced by a gravitational... (More)
• 5/6/1999 STScI-1999-16 27. Internet Voters Get Two Galaxies in One from Hubble Located about 130 million light-years away, NGC 4650A is one of only 100 known polar-ring galaxies. Their unusual disk-ring structure is not yet understood... (More)
• 4/20/1999 STScI-1999-13 28. Hubble Clicks Images of Io Sweeping across Jupiter While hunting for volcanic plumes on Io, the Hubble telescope captured these images of the volatile moon sweeping across the giant face of Jupiter. (More)
• 4/19/1999 STScI-1999-17 29. Maryland Science Center's "Space Place" Showcases Hubble Discoveries The Maryland Science Center's new Outer Space Place offers visitors a chance to explore the wonders of the universe as seen through the eyes of the Hubble telescope. (More)
• 4/16/1999 STScI-1999-14 30. Hubble Shoots the Moon In a change of venue from peering at the distant universe, the Hubble telescope has taken a look at Earth's closest neighbor in space, the Moon. Hubble was aimed at one of the Moon's most dramatic... (More)
• 4/1/1999 STScI-1999-12 31. Multiple Generations of Stars in the Tarantula Nebula In the most active starburst region in the local universe resides a cluster of brilliant, massive stars, known to astronomers as Hodge 301. ... (More)
• 3/29/1999 STScI-1999-11 32. Huge Spring Storms Rouse Uranus from Winter Hibernation If springtime on Earth were anything like it will be on Uranus, we would be experiencing waves of massive storms, each one covering the country... (More)
• 3/18/1999 STScI-1999-10 33. Hubble's Infrared Galaxy Gallery Astronomers have used the Hubble telescope to produce an infrared "photo essay" of spiral galaxies. By penetrating the dust clouds swirling around the centers of these galaxies, the telescope's... (More)
• 3/11/1999 STScI-1999-09 34. Hubble Views Home Galaxy of Record-Breaking Explosion Here are Hubble telescope views of the rapidly fading visible-light fireball from the most powerful cosmic explosion recorded to date. (More)
• 3/4/1999 STScI-1999-08 35. A Mote in Hubble's Eye The Hubble telescope image is a typical Milky Way star field in the constellation Centaurus. Such snapshots can be used to study the evolution of stars that make up our galaxy. (More)
• 2/25/1999 STScI-1999-07 36. Martian Colors Provide Clues about Martian Water Hubble telescope images of Mars detail a rich geologic history and provide further evidence for water-bearing minerals on the planet's surface. (More)
• 2/18/1999 STScI-1999-06 37. Hubble Finds More Evidence of Galactic Cannibalism This beautiful, eerie silhouette of dark dust clouds against the glowing nucleus of the elliptical galaxy NGC 1316 may represent the aftermath of a 100-million-year-old... (More)
• 2/9/1999 STScI-1999-05 38. Vast Stellar Disks Set Stage for Planet Birth in New Hubble Images Dramatic pictures of eerie disks of dust encircling young stars are giving astronomers a new look at what may be the early formative... (More)
• 2/4/1999 STScI-1999-04 39. SN1987A in the Large Magellanic Cloud Glittering stars and wisps of gas create a breathtaking backdrop for the self-destruction of a massive star, called supernova 1987A, in the Large Magellanic... (More)
• 1/8/1999 STScI-1999-03 40. Hubble Views of Dust Disks and Rings Surrounding Young Stars Yield Clues NASA's Hubble Space Telescope has given astronomers their first views of a dust ring around the star HR 4796A and a dark gap dividing... (More)