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 of potential alien ...
Astronomy
Feb 17, 2015
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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 as well an ...
Astronomy
Feb 2, 2015
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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 arms out of shape, ...
Astronomy
Jan 29, 2015
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(Phys.org) —The NASA/ESA Hubble Space Telescope observes some of the most beautiful galaxies in our skies—spirals sparkling with bright stellar nurseries, violent duos ripping gas and stars away from one another as they ...
Astronomy
Dec 9, 2014
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Massive galaxies in the Universe have stopped making their own stars and are instead snacking on nearby galaxies, according to research by Australian scientists.
Astronomy
Sep 19, 2014
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Astronomers studied the gamma-ray burst GRB130925A – a flash of very energetic radiation streaming from a star in a distant galaxy – using space- and ground-based observatories.
Astronomy
Jul 11, 2014
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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 uses multiple ...
Astronomy
Jun 4, 2014
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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 by NASA's ...
Astronomy
Mar 21, 2014
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The exploration of planets around stars other than the Sun, known as extrasolar planets or 'exoplanets', is one of the most exciting topics of 21st century science. One of the key goals of this research is to discover and ...
Astronomy
Feb 19, 2014
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(Phys.org) —The nearby star system Fomalhaut – of special interest for its unusual exoplanet and dusty debris disk – has been discovered to be not just a double star, as astronomers had thought, but one of the widest ...
Astronomy
Oct 3, 2013
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