News tagged with binaries
Young stars at home in ancient cluster
(PhysOrg.com) -- Looking like a hoard of gems fit for an emperor's collection, this deep sky object called NGC 6752 is in fact far more worthy of admiration. It is a globular cluster, and at over 10 billion ...
Feb 09, 2012 |
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Deciding to go left or right: Researchers use device to determine that lower animals can navigate too
For decades, scientists have associated binary decision making — opting to go left or right — with higher-ranking animals, including humans. A team of Harvard researchers, however, is rewriting that ...
Feb 09, 2012 |
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When stars play planetary pinball
Many of us remember playing pinball at the local arcade while growing up; it turns out that some stars like it as well. Binary stars can play tug-of-war with an unfortunate planet, flinging it into a wide ...
Feb 08, 2012 |
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Stellar astrophysics explains the behavior of fast rotating neutron stars in binary systems
Pulsars are among the most exotic celestial bodies known. They have diameters of about 20 kilometres, but at the same time roughly the mass of our sun. A sugar-cube sized piece of its ultra-compact matter ...
Feb 02, 2012 |
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Binary star system found by following gamma-ray signal
(PhysOrg.com) -- To find a binary star system, which is where two stars are in close proximity to one another, astronomers have traditionally relied on pure luck. They’d first start studying what would look like a single ...
Jan 13, 2012 |
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Researchers conduct experimental implementation of quantum algorithm
(PhysOrg.com) -- Researchers at D-Wave Systems have carried out a calculation involving 84 qubits on an experimental quantum computer, giving some credence to the plausibility of true quantum computers being ...
Jan 12, 2012 |
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New class of planetary systems: Astronomers find two new planets orbiting double suns
Using data from NASA’s Kepler Mission, astronomers announced the discovery of two new transiting “circumbinary” planet systems -- planets that orbit two stars. This work establishes that such ...
Jan 11, 2012 |
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Space Image: Fastest rotating star found in neighboring galaxy
This artist's concept pictures the fastest rotating star found to date.
Dec 30, 2011 |
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NASA's RXTE detect 'heartbeat' of smallest black hole candidate (w/ video)
(PhysOrg.com) -- An international team of astronomers has identified a candidate for the smallest-known black hole using data from NASA's Rossi X-ray Timing Explorer (RXTE). The evidence comes from a specific ...
Dec 15, 2011 |
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In a star's final days, astronomers hunt 'signal of impending doom'
(PhysOrg.com) -- An otherwise nondescript binary star system in the Whirlpool Galaxy has brought astronomers tantalizingly close to their goal of observing a star just before it goes supernova.
Nov 30, 2011 |
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NASA's Fermi finds youngest millisecond pulsar, 100 pulsars to date
An international team of scientists using NASA's Fermi Gamma-ray Space Telescope has discovered a surprisingly powerful millisecond pulsar that challenges existing theories about how these objects form.
Nov 04, 2011 |
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How single stars lost their companions
(PhysOrg.com) -- Not all stars are loners. In our home galaxy, the Milky Way, about half of all stars have a companion and travel through space in a binary system. But explaining why some stars are in double ...
Sep 15, 2011 |
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Team finds Type Ia supernovae parents
Type Ia supernovae are violent stellar explosions whose brightness is used to determine distances in the universe. Observing these objects to billions of light years away has led to the discovery that the universe is expanding ...
Aug 11, 2011 |
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Two more kepler planets confirmed
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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'Zombie' stars key to measuring dark energy
"Zombie" stars that explode like bombs as they die, only to revive by sucking matter out of other stars. According to an astrophysicist at UC Santa Barbara, this isn't the plot for the latest 3D blockbuster ...
Jun 30, 2011 |
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