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Young Active Star Resembles The Sun When It Was Young
December 22, 2008 — Astronomers recently observed a star analogous to the young Sun at an age of approximately 500 million years, named CoRoTExo-2a. This star is accompanied by a giant planet orbiting around it in only ... > full story -
Hubble Catches Jupiter's Largest Moon Going To The 'Dark Side'
December 20, 2008 — NASA's Hubble Space Telescope has caught Jupiter's moon Ganymede playing a game of "peek-a-boo." In this crisp Hubble image, Ganymede is shown just before it ducks behind the giant ... > full story -
Ocean-Bearing Planets: Looking For Extraterrestrial Life In All The Right Places
December 15, 2008 — Scientists are expanding the search for extraterrestrial life -- and they've set their sights on some very unearthly planets. Cold 'super-Earths' -- giant, "snowball" planets that astronomers have ... > full story -
Hottest White Dwarf In Its Class
December 12, 2008 — Astronomers have identified a white dwarf that is among the hottest stars known so far, with a temperature of 200,000 K at its surface. It is so hot that its photosphere exhibits emission lines in ... > full story -
Wobbly Planets Could Reveal Earth-Like Moons
December 11, 2008 — Moons outside our Solar System with the potential to support life have just become much easier to detect. Astronomers have found that such moons can be revealed by looking at wobbles in the velocity ... > full story -
Astronomers Use Ultra-Sensitive Camera To Measure Size Of Planet Orbiting Star
December 11, 2008 — A team of astronomers has used a new technique to measure the precise size of a planet around a distant star. They used a camera so sensitive that it could detect the passage of a moth in front of a ... > full story -
Hubble Telescope Finds Carbon Dioxide On An Extrasolar Planet
December 9, 2008 — NASA's Hubble Space Telescope has discovered carbon dioxide in the atmosphere of a planet orbiting another star. This breakthrough is an important step toward finding chemical biotracers of ... > full story -
Unique Extrasolar Planet Orbits Fast-Rotating Hot Star
December 4, 2008 — Three undergraduate students, from Leiden University in the Netherlands, have discovered an extrasolar planet. The extraordinary find, which turned up during their research project, is about five ... > full story -
Beta Pictoris Planet Finally Imaged?
November 21, 2008 — A team of French astronomers have discovered an object located very close to the star Beta Pictoris, and which apparently lies inside its disc. With a projected distance from the star of only 8 times ... > full story -
New Planet Discovered Orbiting Dangerously Close To Giant Star
November 18, 2008 — Astronomers have discovered a new planet that is closely orbiting a red-giant star, HD 102272, which is much older than our own Sun. The planet has a mass that is nearly six times that of Jupiter, ... > full story
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