News tagged with massive stars

Related topics:

Pan-STARRS discovers two super supernovae

Supernovae are the brightest phenomenon in the current universe. As massive stars die as supernovae, they briefly outshine the rest of the stars in their galaxy and are visible, at least once the light gets ...

Jul 22, 2011
5 / 5 (5) 1

Possibly the most distant object known

The most distant objects in the universe are also the oldest -- or at least that is how they appear to us, because their light has had to travel for billions of years to get here. They are also extraordinarily ...

Jul 18, 2011
4.7 / 5 (20) 204 | with audio podcast

'Odd couple' binary makes dual gamma-ray flares

(PhysOrg.com) -- In December 2010, a pair of mismatched stars in the southern constellation Crux whisked past each other at a distance closer than Venus orbits the sun. The system possesses a so-far unique ...

Jun 29, 2011
4 / 5 (4) 3 | with audio podcast

X-ray illumination of supernova ejecta

(PhysOrg.com) -- Supernovae are the explosive deaths of massive stars, cataclysms that disburse into space the chemical elements produced by nuclear reactions inside the progenitor stars. Understanding chemical ...

Jun 24, 2011
5 / 5 (3) 2 | with audio podcast

Probing the origins of extreme neutron stars

(PhysOrg.com) -- Neutron stars are the unimaginably dense corpses of what were once much more massive stars that died while being ripped apart in a supernova explosion. Their average density is typically more than one billion ...

May 31, 2011
4.5 / 5 (6) 38 | with audio podcast

New candidate for most distant object in universe

(PhysOrg.com) -- A gamma-ray burst detected by NASA's Swift satellite in April 2009 has been newly unveiled as a candidate for the most distant object in the universe. At an estimated distance of 13.14 billion ...

May 25, 2011
5 / 5 (8) 8 | with audio podcast

Feuding helium dwarfs exposed by eclipse

Researchers at the University of Warwick have found a unique feuding double white dwarf star system where each star appears to have been stripped down to just its helium.

May 24, 2011
4 / 5 (4) 2 | with audio podcast

Nearby supernova factory ramps up

(PhysOrg.com) -- A local supernova factory has recently started production, according to a wealth of new data from NASA's Chandra X-ray Observatory on the Carina Nebula. This discovery may help astronomers ...

May 24, 2011
5 / 5 (4) 1 | with audio podcast

The Chandra Carina complex project

(PhysOrg.com) -- The Great Nebula in the constellation of Carina is a massive star-forming complex located about 7.5 thousand light-years away. The main star in the complex, Eta Carinae, shines brightly in ...

May 16, 2011
5 / 5 (7) 1 | with audio podcast