The Sun has been acting up, and we can finally confirm why.
Scientists use sunspots to measure activity on the Sun, determining the progress of its solar cycle.
Earth can be on the receiving end of the Suns wrath.
An X9.0 solar flare observed by the Solar Dynamics Observatory on October 3.Image: NASA/SDO
Compared to other solar cycles, Cycle 25 is exceptionally active.
The Sun has developed the largest number of sunspots since 2002, according toNOAA.
News from the future, delivered to your present.
Side by side images from NASA’s Solar Dynamics Observatory highlight the difference in the appearance of the Sun at solar minimum (December 2019) and solar maximum (May 2024). Credit: NASA/SDO
