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Cluster quartet probes the secrets of the black aurora

Cluster quartet probes the secrets of the black aurora

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topESA Science news - media version

Plain text version of the ESA Science news report - embargoed until 20:00 CET 10 December 2001.

topImages for this story

 

 

A black aurora (the dark band) is visible against the diffuse aurora in this photograph. (Photograph copyright Jan Curtis, Fairbanks, Alaska)

Original image available at The Aurora Page - Photographs by Jan Curtis

 

 

The four Cluster spacecraft showed that black aurora are a kind of 'anti-aurora'

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Three of the four Cluster spacecraft found indications for some changes in the magnetosphere above the aurora

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Shimmering curtains of red and green illuminate the long winter nights near the Arctic Circle. (Photograph courtesy of Till Credner, AlltheSky.com)

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topNASA press release

Cluster Tunes Into Earth's Frequency, Pinpoints Location of Auroral Radio Emissions.

topCluster's instruments

More on Cluster's instruments.

Last Update: 1 September 2019
17-Oct-2021 10:24 UT

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