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Recycling Of Orbiting Debris May Extend Lifetimes Of Planets' Rings
December 9, 2003 — Although rings around planets like Jupiter, Saturn, Uranus and Neptune are relatively short-lived, new evidence implies that the recycling of orbiting debris can lengthen the lifetime of such rings, ... > full story -
New Evidence For Solar-Like Planetary System Around Nearby Star
December 1, 2003 — Astronomers at the Particle Physics and Astronomy Research Councils UK Astronomy Technology Centre (ATC) at the Royal Observatory, Edinburgh have produced compelling new evidence that Vega, one of ... > full story -
Solar System 'Fossils' Discovered By Hubble Telescope
September 8, 2003 — Astronomers using NASA's Hubble Space Telescope have discovered three of the faintest and smallest objects ever detected beyond Neptune. Each lump of ice and rock is roughly the size of ... > full story -
Brighter Neptune Suggests A Planetary Change Of Seasons
May 16, 2003 — Springtime is blooming on Neptune! This might sound like an oxymoron because Neptune is the farthest and coldest of the major planets. But NASA Hubble Space Telescope observations are revealing an ... > full story -
UCLA, British Astronomers Discover The Wake Of A Planet Around A Nearby Star – Strong Evidence For Solar Systems Like Ours
October 11, 2002 — An international team of astronomers reports the first strong evidence for the existence of massive planets on wide orbits -- like those of Saturn, Uranus and Neptune -- around many stars. The new ... > full story -
Hubble Spots An Icy World Far Beyond Pluto
October 8, 2002 — NASA's Hubble Space Telescope has measured the largest object in the solar system ever seen since the discovery of Pluto 72 years ago. Approximately half the size of Pluto, the icy world 2002 ... > full story -
25 Years Later, Voyager Mission Keeps Pushing The Space Envelope
August 19, 2002 — A quarter-century after NASA's twin Voyager spacecraft departed Earth to visit outer planets, the historic mission is flying a race against ... > full story -
The New Aerial Explorers: Self-Inflating Solar-Heated Balloons
March 27, 2001 — In the continuous quest to find cost-effective methods to explore the planets, NASA engineers have risen to the occasion by developing a variety of new balloon methods inspired by centuries-old, ... > full story -
University Of Iowa Space Physicist Fails To Find Evidence Of Lightning On Venus
January 18, 2001 — In an article published in the Jan. 18 issue of the journal Nature, University of Iowa space physicist Donald Gurnett says that a search for lightning on Venus in 1998 and 1999 using the Cassini ... > full story -
Astronomers Discover Apparent "Outer Edge" To The Solar System
October 30, 2000 — Our solar system may have an outer "edge" just outside the orbit of Pluto, astronomers announced recently. Their results suggest that early in the history of the solar system, some event ... > full story
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