News tagged with solar cosmic rays

Cosmic rays alter chemistry of lunar ice

Space scientists from the University of New Hampshire and multi-institutional colleagues report they have quantified levels of radiation on the moon's surface from galactic cosmic ray (GCR) bombardment that ...

Space & Earth / Space Exploration

created Mar 19, 2012 | popularity 4.9 / 5 (8) | comments 1 | with audio podcast

Sun delivered curveball of powerful radiation at Earth

A potent follow-up solar flare, which occurred Friday (Jan. 17, 2012), just days after the Sun launched the biggest coronal mass ejection (CME) seen in nearly a decade, delivered a powerful radiation punch ...

Space & Earth / Space Exploration

created Feb 01, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

Can solar flares hurt astronauts?

Solar flares, coronal mass ejections, high-energy photons, cosmic rays… space is full of various forms of radiation that a human wouldn’t want to be exposed to for very long. Energized particles ...

Space & Earth / Space Exploration

created Jan 24, 2012 | popularity 4.7 / 5 (3) | comments 0

Daunting space task -- send astronauts to asteroid

With the space shuttle now history, NASA's next great mission is so audacious, the agency's best minds are wrestling with how to pull it off: Send astronauts to an asteroid in less than 15 years.

Space & Earth / Space Exploration

created Jul 23, 2011 | popularity 4.1 / 5 (13) | comments 77

A big surprise from the edge of the solar system: magnetic bubbles (w/ video)

(PhysOrg.com) -- NASA's Voyager probes are truly going where no one has gone before. Gliding silently toward the stars, 9 billion miles from Earth, they are beaming back news from the most distant, unexplored ...

Space & Earth / Space Exploration

created Jun 09, 2011 | popularity 4.9 / 5 (35) | comments 25 | with audio podcast

Scientists isolate mysterious 'ribbon' of energy and particles that wraps around heliosphere

In a paper to be published in the April 10, 2011, issue of The Astrophysical Journal, scientists on NASA's Interstellar Boundary Explorer (IBEX) mission, including lead author Nathan Schwadron and others from the University of New ...

Space & Earth / Astronomy

created Mar 31, 2011 | popularity 4.8 / 5 (6) | comments 4 | with audio podcast

Missing sunspots: Solar mystery solved

The Sun has been in the news a lot lately because it's beginning to send out more flares and solar storms. Its recent turmoil is particularly newsworthy because the Sun was very quiet for an unusually long ...

Space & Earth / Space Exploration

created Mar 02, 2011 | popularity 4.9 / 5 (14) | comments 20 | with audio podcast

Cosmic Rays Hit Space Age High

(PhysOrg.com) -- Planning a trip to Mars? Take plenty of shielding. According to sensors on NASA's ACE (Advanced Composition Explorer) spacecraft, galactic cosmic rays have just hit a Space Age high.

Space & Earth / Astronomy

created Sep 29, 2009 | popularity 5 / 5 (16) | comments 4

Cosmic meddling with the clouds by seven-day magic

Billions of tonnes of water droplets vanish from the atmosphere, as if by magic, in events that reveal in detail how the Sun and the stars control our everyday clouds. Researchers of the National Space Institute in the Technical ...

Space & Earth / Earth Sciences

created Aug 01, 2009 | popularity 4.8 / 5 (21) | comments 9

Work begins on world's deepest underground lab

(AP) -- Far below the Black Hills of South Dakota, crews are building the world's deepest underground science lab at a depth equivalent to more than six Empire State buildings - a place uniquely suited to ...

Physics / General Physics

created Jun 22, 2009 | popularity 4.5 / 5 (13) | comments 11

Mars orbiter enters safe mode after disturbance

NASA says its powerful Mars Reconnaissance Orbiter is in safe mode after being hit by a cosmic ray or solar particle.

Space & Earth / Space Exploration

created Jun 05, 2009 | popularity 4.5 / 5 (10) | comments 4

Giant balloon flying high over Atlantic to catch cosmic rays

(PhysOrg.com) -- University of Delaware researchers in Sweden have launched a giant balloon taller than a football field that is now flying at the edge of space to collect data on cosmic rays -- the most super-charged ...

Space & Earth / Space Exploration

created May 21, 2009 | popularity 5 / 5 (3) | comments 4

Scientists: No link cloud coverage and global warming

With the U.S. Congress beginning to consider regulations on greenhouse gases, a troubling hypothesis about how the sun may impact global warming is finally laid to rest.

Space & Earth / Earth Sciences

created May 11, 2009 | popularity 4.1 / 5 (89) | comments 35

The Surprising Shape of Solar Storms (w/Video)

(PhysOrg.com) -- Twin NASA spacecraft have provided scientists with their first view of the speed, trajectory, and three-dimensional shape of powerful explosions from the sun known as coronal mass ejections, ...

Space & Earth / Space Exploration

created Apr 14, 2009 | popularity 4.8 / 5 (8) | comments 1