News tagged with massive stars

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Distant super-luminous supernovae found

(Phys.org)—Two 'super-luminous' supernovae - stellar explosions 10 to 100 times brighter than other supernova types - have been detected in the distant Universe.

Nov 01, 2012
5 / 5 (6) 1 | with audio podcast

'Witch Head' brews baby stars

(Phys.org) —A witch appears to be screaming out into space in this new image from NASA's Wide-Field Infrared Survey Explorer, or WISE. The infrared portrait shows the Witch Head nebula, named after its ...

Oct 31, 2013
5 / 5 (6) 0

A supernova cocoon breakthrough

(Phys.org) -- Observations with NASA's Chandra X-ray Observatory have provided the first X-ray evidence of a supernova shock wave breaking through a cocoon of gas surrounding the star that exploded. This discovery ...

May 15, 2012
4.8 / 5 (6) 0 | with audio podcast

Making massive stars

Massive stars -- those with more than about eight times the mass of the sun -- are arguably the most important actors in the universe. Much hotter and more luminous than the sun, they live only hundreds of ...

Sep 10, 2010
4.7 / 5 (6) 4 | 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

Did exploding stars help life on Earth to thrive?

(Phys.org) -- Research by a Danish physicist suggests that the explosion of massive stars – supernovae – near the Solar System has strongly influenced the development of life. Prof. Henrik Svensmark ...

Apr 24, 2012
4.3 / 5 (6) 20 | with audio podcast

X-rays discovered from young supernova remnant

(Phys.org) -- Over fifty years ago, a supernova was discovered in M83, a spiral galaxy about 15 million light years from Earth. Astronomers have used NASA's Chandra X-ray Observatory to make the first detection ...

Jul 31, 2012
4.3 / 5 (6) 0 | with audio podcast

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