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The art of recycling pulsars
Sunday, 05 February 2012 02:49
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Astronomy - Stars

The formation of rapidly rotating neutron stars called millisecond pulsars is the result of stellar cannibalism where matter flows from a donor star to an accreting pulsar in a binary system. What happens to the spin of millisecond pulsars when reaching the end of their mass-accretion phase?

 
Do black holes help stars form?
Saturday, 04 February 2012 12:18
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Astronomy - Stars

The centre of just about every galaxy is thought to host a black hole, some with masses of thousands of millions of Suns and consequently strong gravitational pulls that disrupt material around them. They had been thought to hinder the birth of stars, but now an international team of astronomers studying the nearby galaxy Centaurus A has found quite the opposite: a black hole that seems to be helping stars to form.

 
Narrow gas-ring around young star cause confusion
Wednesday, 25 January 2012 15:19
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Astronomy - Stars

gas- and dust-ring around the young star V1052Carbon monoxide is often detected near young stars, but the gas is usually spread through the planet-forming disk. What’s different about this ring is that it is shaped more like a rope than a dinner plate, said Charles Cowley, professor emeritus in the University of Michigan who led the international research effort.

 
First peek directly into a star-birth
Tuesday, 24 January 2012 13:17
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Astronomy - Stars

Stellar embryos

New submillimeter array's combining several dishes to act as one large telescope, has for the first time delivered images from the inside of stellar nureries

 
Dust from supernova found o Earth
Tuesday, 24 January 2012 10:52
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Astronomy - Stars

Meteorite contains evidence of formation of sulfur molecules derived from the ejecta of a supernova explosion

 
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