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Sun October 21, 2015

The massive solar blast that almost wreaked havoc on Earth

Earth dodged one of the most massive magnetic solar bursts ever on July 23, 2012, scientists with the University of California, Berkeley revealed on Wednesday -- saving the planet from widespread havoc.

American Innovation October 21, 2015

China’s moon rover a wake-up call, former NASA division chief says

The U.S. has led in major technological advances in the 19th and 20th centuries, inventing, enhancing or perfecting many small steps and giant leaps. So why shouldn’t we continue to lead in space exploration?

Sun October 21, 2015

Sun storm: Blast 20 times taller than Earth erupts from sun

A huge magnetic filament shot out of the sun Monday at 1.7 million miles per hour, sending brief roars of static through shortwave radios across the planet.

Astronomy October 21, 2015

Hubble telescope spots 'cosmic caterpillar' 6 trillion miles long

The Hubble Space Telescope has captured what scienitsts are describing as a "cosmic caterpillar" nearly 6 trillion miles long slinking through deepspace.

Sun October 21, 2015

Sun's 2013 solar activity peak weakest in 100 years

Though the sun is currently in the peak year of its 11-year solar weather cycle, our closest star has been rather quiet over all, scientists say.

NASA October 20, 2015

Sun grows super-hot 'dragon tail' in amazing NASA video

A NASA spacecraft studying the sun has recorded amazing video of a giant plume of super-hot plasma erupting from the star's surface, only to crash back down hours later.

NASA October 20, 2015

Solar tsunami seen in NASA video

The sun unleashed a monster eruption of super-hot plasma Friday, Nov. 16, in back-to-back solar storms captured on camera by a NASA spacecraft.

Astronomy October 20, 2015

Distance between Earth and sun redefined

The International Astronomical Union has voted unanimously to redefine the astronomical unit, the conventional unit of length based on the distance between the Earth and the sun.

Armed Forces October 20, 2015

'Space bubbles' may have doomed key Afghan war mission

Twelve years ago, a U.S. military rescue mission in Afghanistan went horribly wrong. A Chinook helicopter carrying U.S. troops failed to receive a crucial radio message and was shot down over the snow-covered peak of Takur Ghar.

NASA October 20, 2015

Spectacular solar scene: Burst of radiation erupts from sun

NASA unveiled incredible footage of a solar flare erupting from the surface of the sun.

NASA October 20, 2015

Sun unleashes monster solar flare, biggest of 2014

The sun fired off a major solar flare late Monday, making it the most powerful sun eruption of the year so far and one of the strongest in recent years.