News tagged with binary system

Related topics: stars

Capturing planets

(Phys.org) -- The discovery of planets around other stars has led to the realization that alien solar systems often have bizarre features - at least they seem bizarre to us because they were so unexpected. ...

Space & Earth / Astronomy

created May 22, 2012 | popularity 4.3 / 5 (4) | comments 4 | with audio podcast

Ultra-cool companion helps reveal giant planets

(Phys.org) -- An international team of astronomers led by David Pinfield of the University of Hertfordshire has found a brown dwarf that is more than 99% hydrogen and helium. Described as ultra-cool, it has ...

Space & Earth / Astronomy

created May 10, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

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 ...

Space & Earth / Astronomy

created Jan 11, 2012 | popularity 5 / 5 (10) | comments 12 | with audio podcast

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 ...

Space & Earth / Astronomy

created Jan 13, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast report

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?

Space & Earth / Astronomy

created Apr 19, 2011 | popularity 4.5 / 5 (18) | comments 13 | with audio podcast

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 ...

Space & Earth / Astronomy

created Dec 15, 2011 | popularity 4.5 / 5 (11) | comments 27 | with audio podcast

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.

Space & Earth / Astronomy

created Nov 30, 2011 | popularity 4.1 / 5 (13) | comments 8 | with audio podcast

Massive white dwarf in our galaxy may go supernova

(PhysOrg.com) -- A massive white dwarf star in our galaxy may become a supernova several million years from now, and could damage the Earth and possibly destroy life on Earth.

Space & Earth / Astronomy

created Jan 07, 2010 | popularity 4.3 / 5 (39) | comments 25 | with audio podcast report

Most extreme white dwarf binary system found with orbit of just 5 minutes

(PhysOrg.com) -- An international team of astronomers, including Professor Tom Marsh and Dr Danny Steeghs from the University of Warwick, have shown that the two stars in the binary HM  Cancri definitely revolve ...

Space & Earth / Astronomy

created Mar 08, 2010 | popularity 4.6 / 5 (23) | comments 19 | with audio podcast

Supernova shrapnel found in meteorite

(PhysOrg.com) -- Scientists have identified the microscopic shrapnel of a nearby star that exploded just before or during the birth of the solar system 4.5 billion years ago.

Space & Earth / Astronomy

created Sep 09, 2010 | popularity 4.9 / 5 (17) | comments 11 | with audio podcast

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 ...

Space & Earth / Astronomy

created Feb 02, 2012 | popularity 5 / 5 (7) | comments 2 | with audio podcast

Astronomers discover merging star systems that might explode (w/ Video)

Sometimes when you're looking for one thing, you find something completely different and unexpected. In the scientific endeavor, such serendipity can lead to new discoveries. Today, researchers who found the ...

Space & Earth / Astronomy

created Nov 16, 2010 | popularity 4.8 / 5 (12) | comments 1 | with audio podcast

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 ...

Space & Earth / Astronomy

created Aug 08, 2011 | popularity 4.6 / 5 (14) | comments 0 | with audio podcast

Rapid supernova could be new class of exploding star

(PhysOrg.com) -- An unusual supernova rediscovered in seven-year-old data may be the first example of a new type of exploding star, possibly from a binary star system where helium flows from one white dwarf ...

Space & Earth / Astronomy

created Nov 05, 2009 | popularity 4.7 / 5 (18) | comments 6

Geriatric pulsar still kicking

(PhysOrg.com) -- The oldest isolated pulsar ever detected in X-rays has been found with NASA's Chandra X-ray Observatory. This very old and exotic object turns out to be surprisingly active.

Space & Earth / Astronomy

created Feb 26, 2009 | popularity 4.6 / 5 (11) | comments 7