Nasa spacecraft finds the Sun is not a perfect sphere 2 October 2008 Scientists using Nasa's RHESSI spacecraft have measured the roundness of the Sun with unprecedented precision.... read more
Spacecraft reveals new insights about the origin of solar wind 6 December 2007 Images from Nasa-funded telescopes aboard a Japanese satellite have shed new light about the Sun's... read more
Magnetic field uses sound waves to ignite Sun’s ring of fire 7 June 2007 Sound waves escaping the Sun's interior create fountains of hot gas that shape and power... read more