discoverynews: Spectacular Aurorae Erupt Over Norway Over the weekend, the Earth’s magnetic field was struck by a coronal mass ejection (CME). The CME — a vast bubble of solar plasma that had erupted from the sun on Jan. 19 — took longer than
discoverynews: Spectacular Aurorae Erupt Over Norway Over the weekend, the Earth’s magnetic field was struck by a coronal mass ejection (CME). The CME — a vast bubble of solar plasma that had erupted from the sun on Jan. 19 — took longer than
