“This is a big moment in solar physics,” says Vourlidas. “STEREO has revealed the sun as it really is–a sphere of hot plasma and intricately woven magnetic fields.”

Launched in October 2006, STEREO traces the flow of energy and matter from the sun to Earth. It also provides unique and revolutionary views of the sun-Earth system. STEREO, when paired with SDO, can now give us the first complete view of the sun’s entire surface and atmosphere. Read more at: http://www.nasa.gov/mission_pages/ste…

Got questions about STEREO? Ask a scientist via @NASAGoddard on Twitter on Wed., Feb. 9, 2011, from 1:302:30 pm EST. Use hashtag #sun360.

This video is public domain and can be downloaded at: http://svs.gsfc.nasa.gov/goto?10718

An artist's concept of STEREO surrounding the sun. Credit: NASA

Read the entire article at NASA’s website