A solar storm forecast for Thursday is expected to give skygazers in 17 American states a chance to glimpse the Northern Lights, the colorful sky show that happens when solar wind hits the atmosphere.
Space Exploration
Jul 9, 2023
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The most famous comet of all is headed back toward Earth. Halley's comet reached aphelion—its farthest point from the sun—on Dec. 8, at which point it began its long journey back to the sun.
Planetary Sciences
Dec 12, 2023
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891
A comet called Atlas is currently heading toward the sun, and it just might put on a really good show in a couple of months. Discovered last December by the Asteroid Terrestrial-impact Last Alert system in Hawaii (thus the ...
A ball of light streaking across the night sky in northern Europe on Saturday at a time when many imagined that Father Christmas was doing his rounds was nothing more than Soyuz rocket debris, Belgian experts say.
Space Exploration
Dec 25, 2011
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Astronomers announced the discovery of a ghostly, almost perfectly circular, arc of ultraviolet emission centered on the handle of the Big Dipper and stretching 30 degrees across the Northern sky. If the arc were extended, ...
Astronomy
Jun 3, 2020
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Every season has its characteristic star constellations in the night sky. Orion—one of the most recognizable—is distinctly visible on crisp, clear winter nights in the northern hemisphere. The constellation is easy to ...
Astronomy
Jan 14, 2020
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Nuclear fusion offers the potential for a safe, clean and abundant energy source.
Plasma Physics
Jul 22, 2021
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2575
If you live in the high latitudes, like Alaska, or New Zealand, you've probably had a chance to see an aurora. Here in Canada, we call them the Northern Lights or the Aurora Borealis, but the lucky folks in the far southern ...
Space Exploration
Jan 16, 2015
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At this time of year, after dark we in the northern hemisphere are able to see the mighty constellation of Orion rise high in the sky with a very bright companion in a nearby constellation: Sirius – The Dog Star.
Astronomy
Jan 17, 2012
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Northern lights enthusiasts got a surprise mixed in with the green bands of light dancing in the Alaska skies: A light baby blue spiral resembling a galaxy appeared amid the aurora for a few minutes.
Space Exploration
Apr 18, 2023
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