October 19, 2017

Astro-Vid Of the Week: Remembering the Halloween Flares of 2003

The Sun unleashes an X-Class flare on October 28th, 2003 as seen in UV.

(Credit: NASA/SOHO).

Our nearest star gave us a scare a decade ago this week. Back in 2003, none of us knew what Facebook or YouTube was, and most of us were still using ye’ ole message boards and chat rooms to discuss such seminal arguments as Kirk vs. Picard.

Sol was also just coming off of its peak for Cycle #23, and still had a trick or two up its sleeve. The action began with an X-ray Class X17.2 flare on October 28th, 2003. [Read more...]