• “Canyon of Fire” on Sun

    The eruption of a magnetic filament at the sun’s northeastern limb split the sun’s atmosphere during the early hours of February 24th, creating a “canyon of fire”. The glowing walls of the canyon are formed in a process closely related to that of arcade loops, which

  • Partial solar eclipse seen from space

    The new Moon passed briefly in front of the sun, positioning itself between SDO spacecraft and Sun, producing a partial solar eclipse on February 21 at 14:11 UTC (about 9:11 a.m. EST). No ground observers could spot it, it was visible only from space.  It was a fairly

  • Auroras seen around parts of the Arctic Circle

    Earth passed through a minor solar wind stream on Feb. 4-5. The weak impact of the solar wind was just enough to spark auroras around parts of the Arctic Circle. The effects of the solar wind are subsiding, and the auroras might disappear into the moonlight for the