JPL/NASA

Massive black hole duo: Possible sighting by WISE

(Phys.org) —Astronomers have spotted what appear to be two supermassive black holes at the heart of a remote galaxy, circling each other like dance partners. The incredibly rare sighting was made with the help of NASA's ...

dateDec 04, 2013 in Astronomy
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Cosmic Rays Hit Space Age High

(PhysOrg.com) -- Planning a trip to Mars? Take plenty of shielding. According to sensors on NASA's ACE (Advanced Composition Explorer) spacecraft, galactic cosmic rays have just hit a Space Age high.

dateSep 29, 2009 in Astronomy
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Punching holes in the sky

Scientists, photographers and amateur cloud watchers have been looking up with wonderment and puzzlement at "hole punch" clouds for decades. Giant, open spaces appear in otherwise continuous cloud cover, presenting beautiful ...

dateJul 12, 2011 in Earth Sciences
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