One year after their launch from Cape Canaveral Air Force Station at 4:05 a.m. E DT on Thursday, Aug. 30, 2012, NASA’s twin Van Allen Probes have already fundamentally changed how we understand the ...

Our planet is nestled in the center of two immense, concentric doughnuts of powerful radiation: the Van Allen radiation belts, which harbor swarms of charged particles that are trapped by Earth’s ...

Two tough, resilient, NASA spacecraft have been orbiting Earth for the past six and a half years, flying repeatedly through a hazardous zone of charged particles around our planet called the Van Allen ...

NASA’s Van Allen Probes mission has discovered a previously unknown third radiation belt around Earth, revealing the existence of unexpected structures and processes within these hazardous regions of ...

LOS ALAMOS, N.M., July 25, 2013 — Researchers believe they have solved a lingering mystery about how electrons within Earth's radiation belt can suddenly become energetic enough to kill orbiting ...

Scientists have found new evidence that ultra-low frequency (ULF) waves are a force behind the long-mysterious acceleration of highly energetic plasma particles within the Earth’s Van Allen Belts to ...

New findings based on a year's worth of observations from NASA's Van Allen Probes have revealed that the ring current - an electrical current carried by energetic ions that encircles our planet - ...

Using data from a NASA satellite, a team of scientists led by the Los Alamos National Laboratory in New Mexico and involving the University of Colorado Boulder have discovered a massive particle ...

The twin Van Allen Probes orbit the Earth, sending back data on radiation among much other data. (Photo courtesy NASA) LAUREL, Maryland, February 28, 2013 (ENS) – NASA’s twin Van Allen Probes, robotic ...

(Phys.org) —Since the discovery of the Van Allen radiation belts in in the Earth's upper atmosphere in 1958, space scientists have believed that these belts consisted of two doughnut-shaped rings of ...