The energetic electrons that drive the aurora borealis (the northern lights) have a rich and very dynamic structure that we currently do not fully understand. Much of what we know about these electrons comes from instruments ...
Planetary Sciences
Apr 10, 2024
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13
Bright auroras, with dancing lights in the sky, characterize the clear winter nights of northern Canada. Longer nights during the fall and winter also favor seeing more auroras, but the show is best outside of light-polluted ...
Astronomy
Dec 29, 2023
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132
At about 10:30 a.m. Mountain Time on Saturday, Oct. 14, the moon will pass in front of the sun above much of the western U.S., creating a blazing "ring of fire" in the sky.
Astronomy
Oct 9, 2023
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50
Did you know the Northern lights or Aurora Borealis are created when the mythical Finnish "firefox" runs so quickly across the snow that its tail causes sparks to fly into the night sky?
Planetary Sciences
Sep 21, 2023
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1
A solar storm forecast for Thursday is expected to give skygazers in some states along the U.S.-Canada border a faint glimpse of the northern lights which—at their peak—produce a colorful sky show when solar wind hits ...
Planetary Sciences
Jul 13, 2023
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21
An intense solar storm has the northern lights gracing the skies farther south than usual. A blast of superhot material from the sun late last week hurled scorching gases known as plasma toward Earth at nearly 2 million mph ...
Planetary Sciences
Apr 24, 2023
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9
Over millennia, humans have observed and been inspired by beautiful displays of light bands dancing across dark night skies. Today, we call these lights the aurora: the aurora borealis in the northern hemisphere, and the ...
Planetary Sciences
Mar 29, 2023
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11
Scientists in Sweden put on a light show in the night sky on Thursday, releasing material from a sounding rocket to research the spectacular northern lights phenomena.
Space Exploration
Mar 23, 2023
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3
People across the UK, from the Shetland Islands to Somerset and from Norfolk to Northern Ireland, have been treated to a stunning display of the aurora borealis or northern lights recently. But what causes this beautiful ...
Planetary Sciences
Mar 3, 2023
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15
A NASA-funded rocket mission is headed to space to measure the global electric circuit underlying the northern lights. For its second trip to space, the Aurora Current and Electrodynamics Structures II, or ACES II, instrument ...
Planetary Sciences
Nov 16, 2022
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