Free Beginner's Garden Guide
GET A COPY!
Tuesday, November 4, 2003: The biggest ever solar flare, sunspot 486, saturated X-ray detectors onboard GOES satellites for 11 minutes. It was estimated to be an X40-class solar flare.
BONUS: You’ll also receive our free Beginner Gardening Guide!
BONUS: You’ll also receive our Almanac Companion newsletter!