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93 matches found for "solar energetic particles"

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Cassini Helps Redraw Shape of Solar System

Images from one of the Magnetospheric Imaging Instrument’s sensors, the Ion and Neutral Camera (MIMI/INCA), on NASA’s Cassini spacecraft suggest that the heliosphere may not have the comet-like shape ...

Physics and Astronomy | nachricht Read more
Satellite reveals surprising cosmic 'weather' at edge of solar system

"Nature is full of surprises, and IBEX has been lucky to discover one of those surprises," said Priscilla Frisch, a senior scientist in astronomy & astrophysics at the University of Chicago....

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The Protecting Cocoon of the Solar System: NASA Mission discovers unexpected structures

The solar wind engulves our solar system like a cocoon: This continuous plasma flow that emanates from the Sun is protecting us from the interstellar medium, especially from the cosmic rays. The bound...

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Cosmic Rays Hit Space Age High

"In 2009, cosmic ray intensities have increased 19% beyond anything we've seen in the past 50 years," says Richard Mewaldt of Caltech. "The increase is significant, and it could me...

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Signs of ideal surfing conditions spotted in ocean of solar wind

The discovery could give a new insight into just how energy is dissipated in solar system sized plasmas such as the solar wind and could provide significant clues to scientists developing fusion powe...

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Space@VT Research to Improve Space Weather Understanding

For example, “satellites experience the disruptive effects of energetic charged particles and electrical charging across the satellite structure during various weather conditions. Astronauts are vulne...

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IBEX spacecraft detects fast neutral hydrogen coming from the moon

NASA's Interstellar Boundary Explorer (IBEX) spacecraft has made the first observations of very fast hydrogen atoms coming from the moon, following decades of speculation and searching for their ...

Earth Sciences | nachricht Read more
Solar wind tans young asteroids

This study has finally confirmed that the solar wind is the most likely cause of very rapid space weathering in asteroids. This fundamental result will help astronomers relate the appearance of an ast...

Studies and Analyses | nachricht Read more
Research highlights potential for improved solar cells

A team of Los Alamos researchers led by Victor Klimov has shown that carrier multiplication—when a photon creates multiple electrons—is a real phenomenon in tiny semiconductor crystals and not a false...

Life Sciences | nachricht Read more
Conference to Learn About Sun's Bubble in Stuff Between the Stars

Although it should take about a year to map the full sky, details from the satellite's first data will be reported at "Voyagers in the Heliosheath," a conference organized by The Univer...

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Where did Venus’s water go?

The spacecraft's magnetometer instrument (MAG) detected the unmistakable signature of hydrogen gas being stripped from the day-side. “This is a process that was believed to be happening at Venus ...

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Mars Express observes aurorae on the Red Planet

The aurorae on Mars were discovered in 2004 using the SPICAM ultraviolet and infrared atmospheric spectrometer on board Mars Express. They are a powerful tool with which scientists can investigate the...

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European experts meet again in Brussels to predict the weather in space

Space weather ingredients: flares overwhelming the Earth suddenly with an overdose of radiation, enormous and heavy plasma clouds rushing through space and finally hitting Earth, high-energetic partic...

Earth Sciences | nachricht Read more
New spaceship force field makes Mars trip possible

New research, out today, Tuesday, November 4, published in IOP Publishing’s Plasma Physics and Controlled Fusion, shows how knowledge gained from the pursuit of nuclear fusion research may reduce the ...

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LHC switch-on fears are completely unfounded

Nature’s own cosmic rays regularly produce more powerful particle collisions than those planned within the LHC, which will enable nature’s laws to be studied in controlled experiments.The LHC ...

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