News tagged with black holes

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 ...

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 ...

dateJun 08, 2015 in Astronomy
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NASA image: Hubble revisits tangled NGC 6240

Not all galaxies are neatly shaped, as this new NASA/ESA Hubble Space Telescope image of NGC 6240 clearly demonstrates. Hubble previously released an image of this galaxy back in 2008, but the knotted region, shown ...

dateMay 25, 2015 in Astronomy
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