Referred to as a “stealth storm,” a recent coronal mass ejection went undetected until it hit Earth. Stealth coronal mass ejections are more common after the Sun transitions from the solar maximum to ...
The sun is far from quiet. Yesterday, Dec. 17, the sun fired out an 'extremely rare' farside coronal mass ejection (CME) — a vast plume of plasma and magnetic field. According to NASA's Space Weather ...