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Giant Outer Extrasolar Planets Are Rare, Survey Suggests
July 11, 2007 — Astronomers who used powerful telescopes in Arizona and Chile in a survey for planets around nearby stars have discovered that extrasolar planets more massive than Jupiter are extremely rare in other ... > full story -
NASA's Spitzer Finds Water Vapor On Hot, Alien Planet
July 11, 2007 — A scorching-hot gas planet beyond our solar system is steaming up with water vapor, according to new observations from NASA's Spitzer Space ... > full story -
Stellar Tiramisu: Astronomers Find Hints of Distant Planetary Pollution
July 9, 2007 — Looking at the chemical composition of stars that host planets, astronomers have found that while dwarf stars often show iron enrichment on their surface, giant stars do not. The astronomers think ... > full story -
NASA's Stardust And Deep Impact Will Observe More Comets And Extrasolar Planets
July 6, 2007 — Two NASA spacecraft now have new assignments after successfully completing their missions. The duo will make new observations of comets and characterize extrasolar planets. Stardust and Deep Impact ... > full story -
Plant Life On Extrasolar Earthlike Planets Could Be Black
June 19, 2007 — Scientists seeking clues to life on extrasolar planets are studying various biosignatures found in light leaking out to Earth to speculate on what kind of photosynthesis might occur up there and what ... > full story -
Computer Models Suggest Planetary And Extrasolar Planet Atmospheres
June 19, 2007 — The world is abuzz with the discovery of an extrasolar, Earthlike planet around the star Gliese 581 that is relatively close to our Earth at 20 light years away in the constellation Libra. Scientists ... > full story -
Detecting Extra-Solar Planets Now Easier With New ESO Imaging Spectrograph
June 19, 2007 — Observing the image of a faint object that lies close to a star is a demanding task as the object is generally hidden in the glare of the star. Characterising this object, by taking spectra, is an ... > full story -
Hidden Planet Pushes Star's Ring A Billion Miles Off-Center
June 13, 2007 — A young star's strange elliptical ring of dust likely heralds the presence of an undiscovered Neptune-sized planet according to astronomers. Stars in the early stages of life are surrounded by dust ... > full story -
Boring Star May Mean Livelier Planet, Astronomer Says
June 8, 2007 — "Boring" light from red dwarf star Gliese 581 means better odds for extraterrestrial life in that planetary system, according to University of British Columbia astronomer Jaymie Matthews. ... > full story -
Massive Transiting Planet With 31-Hour Year Found Around Distant Star
May 31, 2007 — A team of astronomers with the Transatlantic Exoplanet Survey have announced the discovery of their third planet, TrES-3. TrES-3 was discovered in the constellation Hercules about 10 degrees west of ... > full story
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