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Dust counter got few 'hits' on Pluto flyby

A student-built University of Colorado Boulder instrument riding on NASA's New Horizons spacecraft found only a handful of dust grains, the building blocks of planets, when it whipped by Pluto at 31,000 miles per hour last ...

dateMar 17, 2016 in Space Exploration
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What's eating at Pluto?

Far in the western hemisphere, scientists on NASA's New Horizons mission have discovered what looks like a giant "bite mark" on Pluto's surface. They suspect it may be caused by a process known as sublimation—the transition ...

dateMar 14, 2016 in Space Exploration
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The frozen canyons of Pluto's north pole

This ethereal scene captured by NASA's New Horizons spacecraft tells yet another story of Pluto's diversity of geological and compositional features—this time in an enhanced color image of the north polar area.

dateFeb 29, 2016 in Space Exploration
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Search narrows for Planet Nine

US astronomers announced last month they may have found a ninth planet beyond Neptune, but conceded they had no idea where on an estimated 10,000-20,000-year orbit it might be.

dateFeb 23, 2016 in Astronomy
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