15 September 2025

Solar Activity: 14 & 15 September 2025


There's been some (but not prolonged) geomagnetic storms just recently. Our Sun has been throwing out a good number of CMEs with most of them not Earth-facing:

SpaceWeatherLive

 

The magnetosphere continues to experience strong pressure and density:

https://www.swpc.noaa.gov/products/geospace-magnetosphere-movies
 

We're also currently experiencing high speed Solar winds:

https://xras.ru/en/solar_wind.html


3I/Atlas ~ Michael Jäger & Gerald Rhemann ~ 19 November 2025

3I/ATLAS 2025-11-19 4.05 UT 900/300/300/300 sec 12"/4 QHY 600 Michael Jäger, Gerald Rhemann These two are the same amateur Astronomers ...