Sunday, October 2, 2011

NASA satellite shows boiling sun in stunning detail - 2nd Oct 2011

It is a view of the sun like no other.

These stunning images show the boiling inner workings of our star in a way no human eye could possibly hope to detect.

The mesmerising pictures, taken by NASA's Solar Dynamics Observatory Satellite or SDO, show the light thrown off by the sun in both the ultraviolet and x-ray spectrum.

The clarity of the SDO images means that it will feed back to Nasa on Earth more comprehensive science data than any other solar observing spacecraft. Every day it sends out 1.5 terabytes of data, equal to 500,000 songs on an MP3 player.

Some of the images show never-before-seen detail of material streaming outward and away from sunspots. Others show extreme close-ups of activity on the Sun’s surface.

The satellite was launched in February 2010 and chief scientist Dean Pesnell said it has already disproved at least one theory - but refused to give details. Read More