Researcher captures rare radar images of Comet 46P/Wirtanen
Barely visible to the naked eye, Comet 46P/Wirtanen keeps some secrets so close that only radar can uncover them.
Barely visible to the naked eye, Comet 46P/Wirtanen keeps some secrets so close that only radar can uncover them.
Space Exploration
Dec 21, 2018
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As the brilliant comet 46P/Wirtanen streaked across the sky, NASA telescopes caught it on camera from multiple angles.
Space Exploration
Dec 20, 2018
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As comet 46P/Wirtanen neared Earth on December 2, astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) took a remarkably close look the innermost regions of the comet's coma, the gaseous envelope around ...
Space Exploration
Dec 20, 2018
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Astronomers are being treated to an exciting view of Comet 46P/Wirtanen at W. M. Keck Observatory, with sharper-than-ever data images of this icy and rocky space visitor.
Space Exploration
Dec 20, 2018
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A special visitor is crossing the sky: Comet 46P/Wirtanen, sighted with telescopes and binoculars in recent weeks, is on the way to its closest approach to Earth this weekend, when it might become visible to the naked eye.
Space Exploration
Dec 16, 2018
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On Sunday, Dec. 16, the comet known as 46P/Wirtanen will make one of the 10 closest comet flybys of Earth in 70 years, and you may even be able to see it without a telescope.
Space Exploration
Dec 14, 2018
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We're in for a pre-Christmas treat this weekend, as the cosmos entertains us with two equally exciting gifts: the Geminid meteor shower and the interplanetary comet 46P/Wirtanen.
Space Exploration
Dec 13, 2018
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A new study reveals that, contrary to first impressions, Rosetta did detect signs of an infant bow shock at the comet it explored for two years – the first ever seen forming anywhere in the solar system.
Space Exploration
Dec 12, 2018
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The Geminids meteor shower peaks on the mornings of December 13 and 14, 2018 – but if you look up any time there's a clear night sky up until December 17, you might just catch a glimpse of a Geminid meteor.
Space Exploration
Dec 11, 2018
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Engineers and scientists gathered around a screen in an operations room at the Naval Research Laboratory in Washington, D.C., eager to lay their eyes on the first data from NASA's STEREO spacecraft. It was January 2007, and ...
Space Exploration
Nov 2, 2018
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