September 17, 2013 Science, at its most fundamental level, is about telling the story of all that is around us. In this installment, astrophysicist Adam Frank tells the story of the stellar wind and the bubble that Voyager has just exited on its journey into interstellar space.
August 8, 2013 Scientists say the sun will reverse polarity within the next three to four months in an event that marks the midpoint of "solar max" — a period of peak solar activity.
April 24, 2013 Mesmerizing. Dazzling. Gorgeous. Pick your word. NASA's collection of images taken of the sun over the course of three years is getting rave reviews.
September 5, 2012 Watch as a massive flare shoots from the sun and stretches a half million miles into space. Friday's event dealt Earth's magnetic environment a "glancing blow," NASA says.