The solar cycle, a heartbeat of stellar energy

The Sun follows a roughly 11-year rhythm of waking up and becoming very active before calming down again, a stellar beat known as the solar cycle. This affects Earth because it shapes space weather, determining how much radiation, magnetic field and particles the Sun flings out into space and towards our planet.

#space #science #esa #europeanspaceagency
posted by pod_feeder_v2