Astronomy news

Mercury sole survivor of close orbiting planets

The vast quantity of planets and planetary candidates identified by NASA's Kepler spacecraft has revealed an array of systems. Some have Jupiter-sized planets close to the Sun, while others show only a handful of planets. ...

dateJun 08, 2015 in Astronomy
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The ages of extragalactic jets

The longest known highly collimated structures in the universe are the narrow jets that emanate from the vicinity of powerful black holes in certain types of galactic nuclei. These narrow beams, often in pairs propagating ...

dateJun 08, 2015 in Astronomy
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Image: Hubble sees a fascinating galactic core

This elliptical galaxy was discovered in March 1781 and lies about 60 million light-years away from Earth in the constellation of Virgo (The Virgin). The galaxy is part of the very heavily populated center of the Virgo Cluster, ...

dateJun 08, 2015 in Astronomy
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Exiled stars explode far from home

Sharp images obtained by the Hubble Space Telescope confirm that three supernovae discovered several years ago exploded in the dark emptiness of intergalactic space, having been flung from their home galaxies millions or ...

dateJun 04, 2015 in Astronomy
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Charting the Milky Way from the inside out

Imagine trying to create a map of your house while confined to only the living room. You might peek through the doors into other rooms or look for light spilling in through the windows. But, in the end, the walls and lack ...

dateJun 04, 2015 in Astronomy
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Researchers use stars to infer mass of Milky Way

What if your doctor told you that your weight is somewhere between 100 and 400 lbs.? With any ordinary scale every patient can do better at home. Yet, one patient can't: the Milky Way. Even though today we peer deeper into ...

dateJun 02, 2015 in Astronomy
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