News tagged with very large telescope
Sharpest views of Betelgeuse reveal how supergiant stars lose mass
Jul 29, 2009 |
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(PhysOrg.com) -- Betelgeuse -- the second brightest star in the constellation of Orion (the Hunter) -- is a red supergiant, one of the biggest stars known, and almost 1000 times larger than our Sun. It is ...
A curious pair of galaxies
Mar 16, 2009 |
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The ESO Very Large Telescope has taken the best image ever of a strange and chaotic duo of interwoven galaxies. The images also contain some surprises -- interlopers both far and near.
Into the eye of the helix
Feb 25, 2009 |
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(PhysOrg.com) -- The Helix Nebula, NGC 7293, lies about 700 light-years away in the constellation of Aquarius (the Water Bearer). It is one of the closest and most spectacular examples of a planetary nebula.
Powerful New Technique to Measure Asteroids' Sizes and Shapes
Feb 04, 2009 |
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A team of French and Italian astronomers have devised a new method for measuring the size and shape of asteroids that are too small or too far away for traditional techniques, increasing the number of asteroids ...
Frantic activity revealed in dusty stellar factories
Jan 19, 2009 |
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(PhysOrg.com) -- Astronomers from the Instituto de Astrofísica de Canarias (Spain) used NACO, a sharp-eyed adaptive optics instrument on ESO's Very Large Telescope (VLT), to study the fine detail in ...
