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"Killer Electrons" Threaten Earth's Space Satellites

In recent years, there has been much scientific interest in understanding the Van Allen belts. New technologies now require that telecommunication satellites spend a great deal of time in those belts and that GPS satellites operate in the heart of...
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NASA's Van Allen probes revolutionize view of radiation belts

Academics / General Science : Science Codex

About 600 miles from Earth's surface is the first of two donut-shaped electron swarms, known as the Van Allen Belts, or the radiation belts. Understanding the shape and size of the belts, which can shrink and swell in response to in...

Space Tsunamis Explain Strange Third Van Allen Belt Behavior

Society & Culture / Paranormal : Mysterious Universe

In 2013 NASA went out to explore the two Van Allen Belts–rings of radiation that surround the Earth and affect technologies such as satellite communications and GPS. Much to NASA’s surprise, they discovered not two, but three Van Al...

NASA's Van Allen Probes show how to accelerate electrons

Academics / General Science : Science Codex

One of the great, unanswered questions for space weather scientists is just what creates two gigantic donuts of radiation surrounding Earth, called the Van Allen radiation belts. Recent data from the Van Allen Probes -- two nearly i...

Radiation Belt Storm Probes: Fundamental physics to benefit life on Earth, in space

Academics / General Science : ScienceDaily: Science Society

Encircling Earth's equator are two concentric, wide rings of high-intensity particles known as the Van Allen radiation belts. This dynamic region changes in response to the sun, with the potential to affect GPS satellites, satellite...

Research resolves a debate over 'killer electrons' in space

Academics / Astronomy : Physorg: Astronomy

New findings by a UCLA-led international team of researchers answer a fundamental question about our space environment and will help scientists develop methods to protect valuable telecommunication and navigation satellites. The res...


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