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Northern Lights Process Like Untangling Twisted Strands of Spaghetti?
June 1, 2012 — Scientists have reached a milestone in describing how the northern lights work by way of a process called "magnetic reconnection." The process is best imagined as untangling twisted strands of ... > full story -
Catching Solar Particles Infiltrating Earth's Atmosphere
May 31, 2012 — On May 17, 2012, an M-class flare exploded from the sun. They caused a shower of particles to cascade down toward Earth's surface. The shower created what's called a ground level enhancement ... > full story -
X-Ray 'Echoes' Map a Supermassive Black Hole's Environs in Distant Galaxies
May 31, 2012 — Astronomers have identified a long-sought X-ray "echo" that promises a new way to probe supersized black holes in distant ... > full story -
Electric Moon Jolts the Solar Wind
May 31, 2012 — With the moon as the most prominent object in the night sky and a major source of an invisible pull that creates ocean tides, many ancient cultures thought it could also affect our health or state of ... > full story -
Hinode Mission to Capture Annular Solar Eclipse This Weekend
May 18, 2012 — On May 20-21, 2012 an annular eclipse of the Sun will be visible from within a narrow corridor along Earth's northern Hemisphere -- beginning in eastern Asia, crossing the North Pacific Ocean, and ... > full story -
Record-Breaking Radio Waves Discovered from Ultra-Cool Star
April 30, 2012 — Astronomers have discovered flaring radio emissions from an ultra-cool star that is not much warmer than the planet Jupiter, shattering the previous record for the lowest temperature at which radio ... > full story -
Hinode and SOHO Paint an Asymmetrical Picture of the Sun
April 21, 2012 — Approximately every 11 years the magnetic field on the sun reverses completely -- the north magnetic pole switches to south, and vice versa. Now scientists highlight just how asymmetrical this ... > full story -
Uranus Auroras Glimpsed from Earth
April 13, 2012 — For the first time, scientists have captured images of auroras above the giant ice planet Uranus, finding further evidence of just how peculiar a world that distant planet is. Detected by means of ... > full story -
NASA Spacecraft Spot Something New on the Sun
April 9, 2012 — One day in the fall of 2011, a solar scientist did what he always does -- look through the daily images of the sun from NASA's Solar Dynamics Observatory. But on this day he saw something he'd never ... > full story -
NASA Measures Impact of Huge Solar Flare on Earth's Atmosphere
March 23, 2012 — A key NASA instrument that can directly measure the impact of solar events on Earth's upper atmosphere has weighed in on the huge flare that impacted Earth last ... > full story
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