On Aug. 11, Fermi entered an extended phase of its mission -- a deeper study of the high-energy cosmos. This is a significant step toward the science team's planned goal of a decade of observations, ending in 2018.
Fuente : http://www.eurekalert.org/pub_releases/2013-08/nsf...
Fuente : http://www.eurekalert.org/pub_releases/2013-08/nsf...