Tag
#sun
2 posts
Cosmic Dust and Alfvén Waves: Unraveling the Sun's Coronal Heating Mystery
New research suggests cosmic dust interacting with magnetic waves may explain the Sun's superheated corona. NASA's Parker Solar Probe data hints at this surprising mechanism.
The Summer Solstice Explained: Why June 21 Is the Longest Day
The summer solstice is the longest day of the year in the Northern Hemisphere. Here is the simple astronomy behind it, what actually happens in the sky, and why it matters.