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Latest News About Alien Planets
An alien planet orbits a star other than our sun, and is sometimes called an "exoplanet." Learn more about the types of alien planets, including exoplanets and extrasolar planets, and get the latest news.
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Six exoplanets found to orbit backwards, suggests new mechanism for formation of hot Jupiters.
White dwarf stars show contamination from rocky material suggesting rocky planets common in galaxy.
Recently discovered plant CoRoT-9b has low enough temperatures to have liquid water.
CoRoT mission finds gas giant exoplanet that most closely resembles Jupiter, Saturn.
Methane fluorescence detected in hot Jupiter exoplanet atmosphere with ground-based telescope.
Telescope on Earth able to directly detect spectrum of extrasolar planet.
Exoplanet CoRoT-7b is weird world, with rock rains, super-volcanoes, evaporating surface.
Strange dust from planetary collisions and disks around massive stars point to very alien extrasolar systems.
At 4 times the mass of Earth, a newly discovered distant planet is the second smallest ever found.
A rocky exoplanet likely actively volcanic, even more unfriendly to life.
Calculations suggest only 15 percent of Milky Way stars may have solar system like ours.
NASA Kepler mission finds five exoplanets with very low densities, observes starquakes.
Using ground-based telescopes, astronomers have discovered a super-Earth made mostly of water.
Astronomers have spotted four exoplanets orbiting two sun-like stars.
Scientists reveal what they call the first direct image of a planet-like object orbiting a sun-like star.
Astronomers solve mystery behind sun's low lithium levels; discover way to look for exoplanet systems.
Planetary system around young star shows same chaotic dynamics as our early solar system.
Organic molecules have been detected on a second exoplanet.
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