News tagged with red dwarf
Discovery of three smallest exoplanets: The Barnard's star connection
The discovery of the three smallest planets yet orbiting a distant star, which was announced today at the annual meeting of the American Astronomical Society, has an unusual connection to Barnard's star, one ...
Jan 11, 2012 |
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Do planets rob their stars of metals?
t has been known for several years that stars hosting planets are generally more rich in elements heavier than hydrogen and helium, known in astronomy as “metals”. These heavy elements help to form ...
Aug 02, 2011 |
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Hubble finds rare 'blue straggler' stars in Milky Way's hub
(PhysOrg.com) -- NASA's Hubble Space Telescope has found a rare class of oddball stars called blue stragglers in the hub of our Milky Way, the first detected within our galaxy's bulge.
May 26, 2011 |
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Could exoplanet be a haven for life?
Scientists said on Monday a rocky world orbiting a nearby star was confirmed as the first planet outside our solar system to meet key requirements for sustaining life.
May 16, 2011 |
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Transiting super-Earth detected around naked eye star
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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Could black trees blossom in a world with two suns?
(PhysOrg.com) -- A sky with two suns is a favourite image for science fiction films, but how would a binary star system affect life evolving on an orbiting planet?
Apr 19, 2011 |
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Astronomers discover Kepler's trinity
NASA's revolutionary Kepler satellite has discovered a unique triply eclipsing triple star, reports an international team of astronomers.
Apr 08, 2011 |
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Hubble finds that puny stars pack a big punch
(PhysOrg.com) -- A deep survey of more than 200,000 stars in our Milky Way galaxy has unveiled the sometimes petulant behavior of tiny red dwarf stars. These stars, which are smaller than the Sun, can unleash ...
Jan 10, 2011 |
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Discovery triples number of stars in universe
Astronomers have discovered that small, dim stars known as red dwarfs are much more prolific than previously thought—so much so that the total number of stars in the universe is likely three times bigger ...
Dec 01, 2010 |
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Astronomers find 'snooker star system'
Astronomers at The University of Warwick and the University of Sheffield have helped discover an unusual star system which looks like, and may even once have behaved like, a game of snooker.
Nov 09, 2010 |
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CH Cyg: A Close-up View of Codependent Stellar Living
(PhysOrg.com) -- This image shows the symbiotic system known as CH Cyg, located only about 800 light years from Earth. The large image shows an optical view of CH Cyg, using the Digitized Sky Survey, and the ...
Jun 09, 2010 |
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First detailed look at young dusty discs around ageing stars
(PhysOrg.com) -- Astronomers from the University of Manchester's Jodrell Bank Centre for Astrophysics and the Observatoire de la Cote d’Azur in France have used the Very Large Telescope (VLT) in Chile to discover ...
Apr 14, 2010 |
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New tidal streams found in Andromeda reveal history of galactic mergers
(PhysOrg.com) -- An international team of astronomers has identified two new tidal streams in the Andromeda galaxy, the remnants of dwarf galaxies consumed by our large galactic neighbor. Analysis of the stars ...
Jan 07, 2010 |
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Astronomers Find Super-Earth Using Amateur, Off-the-Shelf Technology (w/ Video)
(PhysOrg.com) -- Astronomers announced today that they have discovered a "super-Earth" orbiting a red dwarf star 40 light-years from Earth. They found the distant planet with a small fleet of ground-based ...
Dec 16, 2009 |
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Giant Planet Set for a Cataclysmic Show
(PhysOrg.com) -- A team of Chinese astronomers have discovered a giant planet close to the exotic binary star system QS Virginis. Although dormant now, in the future the two stars will one day erupt in a violent ...
Dec 16, 2009 |
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