News tagged with adaptive optics
Study finds 'cool' gas may form and strengthen sunspots
Hydrogen molecules may act as a kind of energy sink that strengthens the magnetic grip that causes sunspots, according to scientists from Hawaii and New Mexico using a new infrared instrument on an old telescope.
Jan 31, 2012 |
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Subaru's sharp eye confirms signs of unseen planets in the dust ring of HR 4796 A
(PhysOrg.com) -- The SEEDS (Strategic Exploration of Exoplanets and Disks with Subaru Telescope/HiCIAO) project, a five-year international collaboration launched in 2009 and led by Motohide Tamura of NAOJ ...
Dec 30, 2011 |
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First low-mass star detected in globular cluster
Even the most powerful high-tech telescopes are barely able to record remote low-mass and thus faint stars. Together with researchers from Poland and Chile, an astrophysicist from the University of Zurich ...
Dec 15, 2011 |
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Ten years of Very Large Telescope adaptive optics
(PhysOrg.com) -- Ten years ago today, NACO became operational: the first adaptive optics system of ESO's Very Large Telescope (VLT). Adaptive Optics allows astronomers to remove the stars' twinkling – ...
Space & Earth / Space Exploration
Nov 25, 2011 |
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Microscopes borrow tricks from astronomy to see deep into living tissues
Researchers at the University of California, Santa Cruz, are developing new microscope technologies to enable biologists to see deep within living tissues and observe critical processes involved in basic biology ...
Jul 27, 2011 |
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New planet discovered in Trinary star system
Until recently, astronomers were highly skeptical of whether or not planets should be possible in multiple star systems. It was expected that the constantly varying gravitational force would eventually tug ...
Jul 14, 2011 |
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Duo of big telescopes probes the depths of binary star formation
A team of researchers from four Japanese universities (Kobe, Saitama, Osaka, and Tokyo) has been able to delineate the intricate structure of the circumbinary disk that surrounds a young binary star system ...
Jun 21, 2011 |
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Historic first images of rod photoreceptors in the living human eye
Scientists today reported that the tiny light-sensing cells known as rods have been clearly and directly imaged in the living eye for the first time. Using adaptive optics (AO), the same technology astronomers ...
Jun 08, 2011 |
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The search for planets and stars out of this world
There are a lot of things someone could do in nearly 900 hours.
Jun 06, 2011 |
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Companion stars could cause unexpected X-rays
Many types of main sequence stars emit in the X-ray portion of the spectra. In massive stars, strong stellar winds ripping through the extended atmosphere of the star create X-ray photons. On lower mass stars, ...
Mar 25, 2011 |
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Improving microscopy by following the astronomers' guide star
A corrective strategy used by astronomers to sharpen images of celestial bodies can now help scientists see with more depth and clarity into the living brain of a mouse. Eric Betzig, a group leader at the Howard Hughes Medical ...
Feb 17, 2011 |
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Europa helps astronomers penetrate Jupiter's lost belt
(PhysOrg.com) -- The ongoing turmoil inside Jupiter’s missing – and slowly re-emerging – South Equatorial Belt can now be seen in unprecedented detail thanks to the Keck II telescope’s ...
Feb 10, 2011 |
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To better understand the early universe, adaptive optics technique invented
Adaptive optics makes it possible to remove distortions caused by turbulence in the atmosphere when observing the sky. A major innovation in this field has been achieved by a Franco-British team, including ...
Jan 17, 2011 |
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Fourth planet foundin giant version of our solar system
(PhysOrg.com) -- Astronomers have discovered a fourth giant planet, joining three others that, in 2008, were the subject of the first-ever pictures of a planetary system orbiting another star other than our ...
Dec 08, 2010 |
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Planet hunters no longer blinded by the light
(PhysOrg.com) -- University of Arizona astronomers have developed a way to see faint planets previously hidden in their star's glare. The new mode enables scientists to search for planets closer to the star ...
Oct 14, 2010 |
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