X-Flare Exploded From Massive Earth-Facing Sunspot | Video
Tuesday, January 7, 2014 - 16:00
in Astronomy & Space
An X1-class flare erupted from sunspot AR1944 on Jan. 7th, 2014. A geomagnetic storm may affect Earth, possibly resulting in radio interference, or even electrical blackouts. Earlier in the day, a less powerful M-class flare was recorded as well.