Seven years of Solar Dynamics
It seems like only yesterday that I was noting First Light on Nasa’s Solar Dynamics Observatory [SDO], and the early hours of this morning for ‘three years in three minutes‘ and ‘SDO Year 4‘. In fact the SDO was launched on 11 Feb 2010, with First Light in April of that year. [Seven long years… – Ed] Nasa’s Goddard Space Flight Centre have produced a short [3 min 22 sec] video marking the solar sunspot cycle during that time. [Credit: NASA’s …