Solar observations

The Sun is now again approaching its 11-year "Schwab Cycle" maximum activity, here image taken by Solar Orbiter in October 2023. Credit: ESA & NASA/Solar Orbiter/EUI Team

A cosmic mystery solved? New evidence shows that the planets influence the Sun's magnetic cycles.

Researchers identify eddy currents in the Sun, called Rossby waves, as mediating the tidal effects of Venus, Earth and Jupiter on the Sun's magnetic activity