Thousands if not millions of people took colorful photos of the Northern Lights during the early hours of May 11th during a remarkable G5 geomagnetic storm that expanded Aurora Borealis activity southward to unusually low latitudes in the United States. The JPSS fleet of polar-orbiting spacecraft captured eight monochromatic VIIRS... Read More
2024 has seen several strong storms hit the U.S. West Coast delivering repeated rounds of widespread rains and mountain snow, with Southern California experiencing the heaviest rainfall totals. Total Precipitable Water imagery (MIMIC TPW) conveying data acquired by microwave sensors on polar-orbiting satellites is a key tool for meteorologists tracking atmospheric... Read More
The Solar Ultraviolet Imager (SUVI) on GOES satellites revealed an equatorial coronal hole directed towards Earth on the 11th and 12th of December. Coronal holes appear as dark areas in the extreme ultraviolet, or the 195 Angstroms band on SUVI. They appear dark because they are cooler and less dense regions... Read More
The Solar Ultraviolet Imager (SUVI) on GOES East captured a partial solar eclipse during the new moon on November 13th. But the moon’s shadow didn’t reach Earth. Why’s that?Solar eclipses are only possible when the new moon occurs near the nodes of the lunar orbit, which is where the... Read More
