News tagged with mass of the sun

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 ...

Space & Earth / Astronomy

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

Astronomers get rare peek at early stage of star formation

(PhysOrg.com) -- Using radio and infrared telescopes, astronomers have obtained a first tantalizing look at a crucial early stage in star formation. The new observations promise to help scientists understand ...

Space & Earth / Astronomy

created Mar 14, 2012 | popularity 4.8 / 5 (9) | comments 0 | with audio podcast

Chandra finds fastest wind from stellar-mass black hole

Astronomers using NASA's Chandra X-ray Observatory have clocked the fastest wind yet discovered blowing off a disk around a stellar-mass black hole. This result has important implications for understanding ...

Space & Earth / Astronomy

created Feb 21, 2012 | popularity 4.1 / 5 (7) | comments 10 | with audio podcast

Pulsars: The Universe's gift to physics

Pulsars, superdense neutron stars, are perhaps the most extraordinary physics laboratories in the Universe. Research on these extreme and exotic objects already has produced two Nobel Prizes. Pulsar researchers now are poised ...

Space & Earth / Astronomy

created Feb 19, 2012 | popularity 5 / 5 (6) | comments 47 | with audio podcast

Astronomers watch instant replay of powerful stellar eruption

Astronomers are watching the astronomical equivalent of an instant replay of a spectacular outburst from the unstable, behemoth double-star system Eta Carinae, which was initially seen on Earth nearly 170 ...

Space & Earth / Astronomy

created Feb 15, 2012 | popularity 4.7 / 5 (17) | comments 1 | with audio podcast

Is M85 missing a black hole?

The conventional wisdom of galaxies is that they should have a central massive black hole (CMBH). The presence of such objects has been confirmed in our own galaxy as well as numerous other galaxies, including ...

Space & Earth / Astronomy

created Oct 17, 2011 | popularity 4.8 / 5 (5) | comments 5

Evolved stars locked in fatalistic dance

White dwarfs are the burned-out cores of stars like our Sun. Astronomers have discovered a pair of white dwarfs spiraling into one another at breakneck speeds. Today, these white dwarfs are so near they make ...

Space & Earth / Astronomy

created Jul 13, 2011 | popularity 4.7 / 5 (7) | comments 5 | with audio podcast

Keck Telescopes Take Deeper Look at Planetary Nurseries

(PhysOrg.com) -- Astronomers using the W. M. Keck Observatory have peered far into a young planetary system, giving an unprecedented view of dust and gas that might eventually form planets similar to Jupiter, ...

Space & Earth / Astronomy

created Dec 23, 2009 | popularity 4.8 / 5 (13) | comments 2

New study resolves mystery of how massive stars form

(PhysOrg.com) -- Theorists have long wondered how massive stars--up to 120 times the mass of the Sun--can form without blowing away the clouds of gas and dust that feed their growth. But the problem turns ...

Space & Earth / Astronomy

created Jan 15, 2009 | popularity 4.5 / 5 (4) | comments 0