Posts by 

C. Alex Young

Sun

Sun news May 20, 2024: Auroras possible tonight. Sun activity moderate

Sun news for May 20, 2024. There are chances for auroras tonight with possible G1 (minor) geomagnetic storm. Sun activity is moderate with 3 M flares.
Sun

It’s aurora season. Why more auroras at equinoxes?

An aurora season occurs in March and October each year, due to the way the magnetic fields of the sun and the Earth work in conjunction with sun-Earth geometry.
Sun

Sun activity archive for March 2024

Sun activity archive for March 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for February 2024

Sun activity archive for February 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for January 2024

Sun activity archive for January 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for December 2023

Sun activity archive for December 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for November 2023

Sun activity archive for November 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for October 2023

Sun activity archive for October 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for September 2023

Sun activity archive for September 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for August 2023

Sun activity archive for August 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.