News tagged with nearby stars

Guiding our search for life on other earths

A telescope will soon allow astronomers to probe the atmosphere of Earthlike exoplanets for signs of life. To prepare, Lisa Kaltenegger and her team are modeling the atmospheric fingerprints for hundreds ...

Feb 17, 2015
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An infrared atlas of interacting galaxies

Most galaxies, including our own Milky Way, have been influenced by an interaction with another galaxy at some time in their past. Interactions between galaxies can trigger an increase in star-formation activity ...

Feb 02, 2015
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The tell-tale signs of a galactic merger

The NASA/ESA Hubble Space Telescope has captured this striking view of spiral galaxy NGC 7714. This galaxy has drifted too close to another nearby galaxy and the dramatic interaction has twisted its spiral ...

Jan 29, 2015
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New star catalog reveals unexpected 'solar salad'

(Phys.org) —An Arizona State University alumnus has devised the largest catalog ever produced for stellar compositions. Called the Hypatia Catalog, after one of the first female astronomers who lived in ...

Aug 19, 2014
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First light for SPHERE exoplanet imager

SPHERE—the Spectro-Polarimetric High-contrast Exoplanet REsearch instrument—has been installed on ESO's Very Large Telescope at the Paranal Observatory in Chile. This powerful facility for studying exoplanets ...

Jun 04, 2014
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Space sunflower may help snap pictures of planets

A spacecraft that looks like a giant sunflower might one day be used to acquire images of Earth-like rocky planets around nearby stars. The prototype deployable structure, called a starshade, is being developed ...

Mar 21, 2014
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