News tagged with solar activity

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3D Sun for the iPhone

Imagine holding the entire sun in the palm of your hand. Now you can. A new iPhone app developed by NASA-supported programmers delivers a live global view of the sun directly to your cell phone. Users can ...

Feb 17, 2010
4.3 / 5 (6) 0

A New View of Coronal Waves

(PhysOrg.com) -- The corona is the hot outer region of the sun's atmosphere. The corona is threaded by magnetic fields that loop and twist upwards from the sun's surface, driven by motions of its dense atmosphere.

Dec 11, 2009
4.5 / 5 (2) 1

The Sun's Sneaky Variability

Every 11 years, the sun undergoes a furious upheaval. Dark sunspots burst forth from beneath the sun's surface. Explosions as powerful as a billion atomic bombs spark intense flares of high-energy radiation. ...

Oct 28, 2009
4.8 / 5 (11) 5

EVE: Measuring the Sun's hidden variability

Every 11 years, the sun undergoes a furious upheaval. Dark sunspots burst forth from beneath the sun's surface. Explosions as powerful as a billion atomic bombs spark intense flares of high-energy radiation. ...

Sep 22, 2009
4.1 / 5 (7) 0

Kepler and the Search for Life in Our Galaxy

(PhysOrg.com) -- There are so many stars in our galaxy that even if planets with complex life (animals and plants) are rare - say one for every billion stars - there could still be dozens here in the Milky ...

Sep 15, 2009
4.3 / 5 (9) 1