News tagged with massive stars

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ISOLDE sheds light on dying stars

What happens inside a dying star? A recent experiment at CERN's REX accelerator offers clues that could help astrophysicists to recalculate the ages of some of the largest explosions in the universe.

Apr 04, 2014
4.3 / 5 (12) 1

A burst of stars 13 billion years ago

(Phys.org) —The universe immediately following the big bang contained mostly hydrogen and some helium. All the other elements needed to make galaxies, planets, and life were formed in stellar interiors ...

Jun 03, 2013
4.2 / 5 (6) 0 | with audio podcast

Dwarf galaxy caught ramming into a large spiral

Observations with NASA's Chandra X-ray Observatory have revealed a massive cloud of multimillion-degree gas in a galaxy about 60 million light years from Earth. The hot gas cloud is likely caused by a collision ...

Aug 14, 2013
4.1 / 5 (9) 1 | 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

Massive stellar winds are made of tiny pieces

(Phys.org)—ESA's XMM-Newton space observatory has completed the most detailed study ever of the fierce wind from a giant star, showing for the first time that it is not a uniform breeze but is fragmented ...

Feb 05, 2013
4.2 / 5 (10) 2 | with audio podcast

Pan-STARRS finds a 'lost' supernova

(Phys.org) —The star Eta Carinae is ready to blow. 170 years ago, this 100-solar-mass object belched out several suns' worth of gas in an eruption that made it the second-brightest star after Sirius. That ...

Mar 07, 2013
4.8 / 5 (8) 1 | with audio podcast

The violent birth of neutron stars

(Phys.org) —A team of researchers at the Max Planck Institute for Astrophysics conducted the most expensive and most elaborate computer simulations so far to study the formation of neutron stars at the ...

Jun 27, 2013
5 / 5 (13) 4 | with audio podcast

Vela Pulsar

(Phys.org)—This movie from NASA's Chandra X-ray Observatory shows a fast moving jet of particles produced by a rapidly rotating neutron star, and may provide new insight into the nature of some of the densest ...

Jan 08, 2013
5 / 5 (8) 6 | with audio podcast