The Kappa equation accounts for the space plasma particle distributions and characterises their thermodynamic behaviour
Observing the Sun’s microwave emission has revealed new information about the star’s solar flares
In early 2017, Proxima Centauri exhibited a tremendous stellar flare that could have damaged our closest exoplanet, Proxima b
NASA’s Solar Dynamics Observatory caught two extremely powerful flares erupting from the Sun’s surface
The new view provides solar scientists with a unique tool for exploring how charged particles are accelerated to nearly the speed of light
A dim, cool dwarf star is generating a surprisingly powerful magnetic field, one that rivals the most intense magnetic regions of our own Sun
Find out why in All About Space Book of the Solar System, on sale now
The Sun has reached its solar maximum where its surface should be peppered with sunspots and erupting with solar flares and coronal mass ejections but, according to spacecraft, our star hasn’t been this inactive since 100 years ago. It has released the odd solar flare, however, and you can learn more about them here.