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Largest Transiting Extrasolar Planet Found Around A Distant Star
August 6, 2007 — Astronomers with the Transatlantic Exoplanet Survey just announced discovery of TrES-4, a new extrasolar planet in the constellation Hercules. According to the lead author, TrES-4 is the largest ... > full story -
Planet Orbiting A Giant Red Star Discovered With Hobby-Eberly Telescope
August 2, 2007 — A planet orbiting a giant red star has been discovered by an astronomy team led by Penn State's Alex Wolszczan, who in 1992 discovered the first planets ever found outside our solar system. The new ... > full story -
Diamonds Unlikely In Gas Giants Like Uranus
July 16, 2007 — A new study finds that diamonds probably don't crystallize in the atmospheres of planets such as Uranus and Neptune. The conclusion is contrary to recent speculation that small diamonds would ... > full story -
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
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