Posts by 

Raúl Cortés

Sun

Sun news: More beautiful auroras as storming comes to an end

Sun news December 19, 2023. Beautiful auroras were enjoyed for another night, as the recent flurry of geomagnetic activity finally came to a close.
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.

Aurora season: Why more auroras at equinoxes?

An aurora season occurs in October and March 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 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.
Sun

Sun activity archive for July 2023

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

Sun activity archive for June 2023

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

Sun activity archive for May 2023

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

Sun activity archive for April 2023

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