News tagged with formation of stars

Measuring magnetic fields

( -- Polarized light is a familiar phenomenon, as people who prefer polarized sunglasses can testify. The electric field in a beam of light can vibrate either left-right or up-down, and the scattering or reflection ...

dateApr 09, 2012 in Astronomy
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Cosmic 'leaf blower' robs galaxy of star-making fuel

( -- Supernova explosions and the jets of a monstrous black hole are scattering a galaxy's star-making gas like a cosmic leaf blower, a new study finds. The findings, which relied on ultraviolet observations from ...

dateApr 04, 2012 in Astronomy
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The stellar superhighway in the Milky Way

Conventional wisdom suggests that, like planets round the Sun, stars follow approximately circular orbits which cross the spiral arms, and that the Sun presently lies in a spur rather than a major spiral arm.

dateMar 21, 2012 in Astronomy
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Citizen scientists reveal a bubbly Milky Way

( -- A team of volunteers has pored over observations from NASA's Spitzer Space Telescope and discovered more than 5,000 "bubbles" in the disk of our Milky Way galaxy. Young, hot stars blow these bubbles into ...

dateMar 07, 2012 in Astronomy
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Do black holes help stars form?

( -- The center 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 ...

dateFeb 03, 2012 in Astronomy
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A serendipitous gravitational lens

( -- The path traveled by a light beam will bend in the presence of matter. This remarkable prediction, reached by Einstein in his theory of general relativity, was confirmed by observations of the solar eclipse ...

dateNov 21, 2011 in Astronomy
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The cool clouds of Carina

( -- Observations made with the APEX telescope in submillimetre-wavelength light reveal the cold dusty clouds from which stars form in the Carina Nebula. This site of violent star formation, which plays host to ...

dateNov 16, 2011 in Astronomy
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