(PhysOrg.com) -- Our Milky Way galaxy contains a minimum of 100 billion planets according to a detailed statistical study based on the detection of three extrasolar planets by an observational technique called ...
Jan 12, 2012
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Recently, I posted an article on the feasibility of detecting moons around extrasolar planets. It was determined that exceptionally large moons (roughly Earth mass moons or more), may well be detectable wit ...
Jan 09, 2012
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(PhysOrg.com) -- Oscillations have been discovered in 50 stars with their own orbiting candidate planets (exo- or extrasolar planets) by an international team of scientists using data from the NASA Kepler Mission, according ...
Dec 12, 2011
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In an article earlier this month, I discussed the potential for discovering moons orbiting extrasolar planets. I’d used an image of an exoplant system with rings, prompting one reader to ask if those wou ...
Nov 25, 2011
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(PhysOrg.com) -- In a painstaking re-analysis of Hubble Space Telescope images from 1998, astronomers have found visual evidence for two extrasolar planets that went undetected back then.
Oct 06, 2011
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Sebastian Elser, Prof. Ben Moore and Dr. Joachim Stadel of the University of Zurich, Switzerland, in cooperation with Ryuji Morishima of NASA's Jet Propulsion Laboratory, tried to estimate how common Earth-Moon ...
Sep 18, 2011
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(PhysOrg.com) -- An international team of astronomers led by a former UA graduate student has set out on the largest program to date exploring the alien atmospheres of "Hot Jupiters" - massive planets in solar ...
Aug 22, 2011
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Hot on the heels of confirming one Kepler planet, the Hobby-Eberly Telescope announces the confirmation of another planet. Another observatory, the Nordic Optical Telescope, confirms its first Kepler planet ...
Aug 08, 2011
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Any sulfurous molecules that astronomers spot on alien worlds might be a way to reveal whether or not those distant planets host life, researchers suggest.
Jun 30, 2011
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In planet hunting today, there seems to be one burning question that nearly every new article published touches on: Where did these planets come from?
Jun 20, 2011
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There are a lot of things someone could do in nearly 900 hours.
Jun 06, 2011
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A recent study says that a particular mathematical technique could be used to detect forests on extrasolar planets.
May 20, 2011
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(PhysOrg.com) -- In the last few years astronomers have observed that in some extrasolar systems the star is spinning one way and the planet, a "hot Jupiter," is orbiting the star in the opposite direction. ...
May 11, 2011
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The Extrasolar Planets Encyclopedia counted 548 confirmed extrasolar planets at 6 May 2011, while the NASA Star and Exoplanet Database (updated weekly) was today reporting 535. These are confirmed findings ...
May 09, 2011
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One of the first known stars to host an extrasolar planet, was that of 55 Cancri. The first planet in this system was reported in 1997 and today the system is known to host at least five planets, the inner ...
May 02, 2011
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