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)

Monday, February 8, 2010

Solar activity February 6

Detail from STEREO WAVES spectrum

Detail from HINODE X-ray telescope image: B9 flare from region 11045