Earth-flare-0903-14

Dramatic video – imagine Earth in the path when the sun goes ‘splode’

From NASA Goddard – NASA’s STEREO “Winks” and Provides Stunning Solar Imagery NASA’s Solar Terrestrial Relations Observatory witnessed a dramatic solar eruption on Aug. 24, 2014 — even with one of its “eyes” partially closed. Video: A bright eruption of solar material surges into space as captured by NASA’s Solar Terrestrial Relations Observatory – Before…

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Revising the Sunspot Number

“AZleader” writes at “Inform the pundits”. Austin, August 16, 2014 – A rare spotless day on the sun on July 17-18, 2014 triggered public speculation that an already stunted Cycle 24 was nearly over. Such is not the case. Defying the odds for so late in a sunspot cycle, another solar sunspot maximum was set…

A Gleissberg Solar Minimum?

Allan MacRae says: Thanks to Alberta Jacobs In a recent paper “The Centennial Gleissberg Cycle and its Association with Extended Minima”, to be soon published in JGR/Space, Feynman and Ruzmaikin discuss how the recent extended minimum of solar and geomagnetic variability (XSM) mirrors the XSMs in the 19th and 20th centuries: 1810–1830 and 1900–1910.