Hercules A

Hercules A
Radio-Optical View of the Galaxy Hercules A - Many thanks to: NASA, ESA, S. Baum and C. O'Dea (RIT), R. Perley and W. Cotton (NRAO/AUI/NSF), and the Hubble Heritage Team (STScI/AURA)

Sunday, February 14, 2010

Solar activity February 12 2010

Near 12 UT

Near 17 UT

Details from the February 12 STEREO WAVES spectrum