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21 November 2012
Huge signal-distorting space bubbles spawn along equator as night falls
In our Sun’s most active years, enormous snake-like bubbles of plasma emerge overhead on Earth at nightfall. You can’t see them, but these bubbles can bend and disperse radio waves, interfering with communications networks. Now, a satellite soaring low in Earth’s orbit has observed the continuous birth of these evening-time bubbles for the first time, and scientists have started to chart their evolution.
GeoSpace is a blog on Earth and space science, managed by AGU’s Public Information staff. The blog features posts by AGU writers and guest contributors on all sorts of relevant science topics, but with a focus on new research and geo and space sciences-related stories that are currently in the news.