News tagged with vlt
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 ...
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A galaxy for science and research
Nov 09, 2007 |
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During his visit to ESO's Very Large Telescope at Paranal, the European Commissioner for Science and Research, Janez Potocnik, participated in an observing sequence and took images of a beautiful spiral galaxy.
The behemoth has a thick belt
May 27, 2008 |
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Talk about a diet! By resolving, for the first time, features of an individual star in a neighbouring galaxy, ESO's VLT has allowed astronomers to determine that it weighs almost half of what was previously ...
A galactic fossil: Star is found to be 13.2 billion years old
May 10, 2007 |
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How old are the oldest stars" Using ESO's VLT, astronomers recently measured the age of a star located in our Galaxy. The star, a real fossil, is found to be 13.2 billion years old, not very far from the 13.7 ...
A brown dwarf joins the jet-set
May 23, 2007 |
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Jets of matter have been discovered around a very low mass 'failed star', mimicking a process seen in young stars. This suggests that these 'brown dwarfs' form in a similar manner to normal stars but also ...
A 3-D view of remote galaxies
Mar 10, 2009 |
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For decades, distant galaxies that emitted their light six billion years ago were no more than small specks of light on the sky. With the launch of the Hubble Space Telescope in the early 1990s, astronomers ...
A molecular thermometer for the distant universe
May 13, 2008 |
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Astronomers have made use of ESO’s Very Large Telescope to detect for the first time in the ultraviolet the carbon monoxide molecule in a galaxy located almost 11 billion light-years away, a feat that had ...
Astronomers detect matter torn apart by black hole
Nov 18, 2008 |
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The team of European and US astronomers used ESO's Very Large Telescope (VLT) and the Atacama Pathfinder Experiment (APEX) telescope, both in Chile, to study light from Sagittarius A* at near-infrared wavelengths ...
How Do Galaxies Grow?
Aug 26, 2008 |
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How do galaxies form? The most widely accepted answer to this fundamental question is the model of 'hierarchical formation', a step-wise process in which small galaxies merge to build larger ones. One can ...
Sharpening up Jupiter
Oct 02, 2008 |
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A record two-hour observation of Jupiter using a superior technique to remove atmospheric blur has produced the sharpest whole-planet picture ever taken from the ground. The series of 265 snapshots obtained ...
HAWK-I takes off
Aug 23, 2007 |
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Europe's flagship ground-based astronomical facility, the ESO VLT, has been equipped with a new 'eye' to study the Universe. Working in the near-infrared, the new instrument - dubbed HAWK-I - covers about ...
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