News tagged with massive stars

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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

An abundance of small stars

(PhysOrg.com) -- Stars form from giant clouds of gas and dust in space, as the matter in these clouds comes together under the influence of gravity.

Dec 10, 2010
4.6 / 5 (8) 10 | with audio podcast

Hubble watches star clusters on a collision course

(Phys.org) -- Astronomers using data from NASA's Hubble Space Telescope have caught two clusters full of massive stars that may be in the early stages of merging. The clusters are 170,000 light-years away ...

Aug 16, 2012
4.6 / 5 (8) 4 | 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

Image: The Early Cosmos

(PhysOrg.com) -- Stars are forming in Henize 2-10, a dwarf starburst galaxy located about 30 million light years from Earth, at a prodigious rate, giving the star clusters in this galaxy their blue appearance.

Jan 24, 2011
5 / 5 (7) 0

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

Hubble mosaic of the Galactic center

(PhysOrg.com) -- This NASA Hubble Space Telescope infrared mosaic image represents the sharpest survey of the Galactic Center to date. It reveals a new population of massive stars and new details in complex ...

Oct 10, 2011
5 / 5 (7) 4

Ultra-luminous x-ray sources

(PhysOrg.com) -- An ultra-luminous X-ray source (ULX) emits more radiation in the X-rays than do a million suns at all wavelengths. ULXs are rare: Most galaxies, including our own Milky Way, have none, and ...

Mar 19, 2012
5 / 5 (7) 1 | with audio podcast