Visualizations by
Tom Bridgman
Released on September 20, 2012
The newest members of NASA's Heliophysics fleet are the Solar Dynamics Observatory (SDO), launched February 11, 2010, and the Radiation Belt Storm Probes (RBSP), launched August 23, 2012.
Revision (November 9, 2012): The RBSP mission has been renamed the Van Allen Probes. NASA Press Release.
GCMD keywords can be found on the Internet with the following citation:
Olsen, L.M., G. Major, K. Shein, J. Scialdone, S. Ritz, T. Stevens, M. Morahan, A. Aleman, R. Vogel, S. Leicester, H. Weir, M. Meaux, S. Grebas, C.Solomon, M. Holland, T. Northcutt, R. A. Restrepo, R. Bilodeau, 2013. NASA/Global Change Master Directory (GCMD) Earth Science Keywords. Version 8.0.0.0.0