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Supersharp images from new VLT adaptive optics

ESO's Very Large Telescope (VLT) has achieved first light with a new adaptive optics mode called laser tomography—and has captured remarkably sharp test images of the planet Neptune and other objects. The MUSE instrument ...

date49 minutes ago in Astronomy
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Astronomers find a famous exoplanet's doppelgänger

When it comes to extrasolar planets, appearances can be deceiving. Astronomers have imaged a new planet, and it appears nearly identical to one of the best studied gas-giant planets. But this doppelgänger differs in one ...

dateJul 17, 2018 in Astronomy
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Brown dwarf detected in the CoRoT-20 system

An international group of astronomers has discovered a new substellar object in the planetary system CoRoT-20. The newly identified object was classified as a brown dwarf due to its mass, which is greater than that of the ...

dateJul 16, 2018 in Astronomy report
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Scientists discover 'ghost dunes' on Mars

Scientists have discovered hundreds of crescent-shaped pits on Mars where sand dunes the size of the U.S. Capitol stood billions of years ago. The curves of these ancient dune impressions record the direction of prevailing ...

dateJul 11, 2018 in Space Exploration
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Colorful celestial landscape

New observations with ESO's Very Large Telescope show the star cluster RCW 38 in all its glory. This image was taken during testing of the HAWK-I camera with the GRAAL adaptive optics system. It shows RCW 38 and its surrounding ...

dateJul 11, 2018 in Astronomy
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The longest period transiting planet candidate from K2

To discover and confirm the presence of a planet around stars other than the sun, astronomers wait until it has completed three orbits. However, this very effective technique has its drawbacks since it cannot confirm the ...

Image: Jamming with the 'spiders' from Mars

This image from NASA's Mars Reconnaissance Orbiter, acquired May 13, 2018 during winter at the South Pole of Mars, shows a carbon dioxide ice cap covering the region and as the sun returns in the spring, "spiders" begin to ...

ATLAS telescope pinpoints meteorite impact prediction

A multinational team of scientists has just found the first fragments of the small asteroid 2018 LA, which exploded harmlessly high above Africa on June 2. The University of Hawaiʻi's Asteroid Terrestrial-Impact Last Alert ...

Researchers develop new solar sailing technology for NASA

Spacecraft outfitted with sails and propelled by the sun are no longer the stuff of science fiction or theoretical space missions. Now, a Rochester Institute of Technology researcher is taking solar sailing to the next level ...

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