Since its launch in 2006, the STEREO spacecraft have drifted further and further apart to gain different views of the sun. This graphic also indicates their approximate positions as of Sept. 2012.
Since its launch in 2006, the STEREO spacecraft have drifted further and further apart to gain different views of the sun. This graphic also indicates their approximate positions as of Sept. 2012. Credit: NASA/GSFC› Link to associated news item