
Spectacular Aurorae Erupt Over Norway
Jan. 23, 2012 — 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 expected to travel through interplanetary space, but on Sunday it made contact.
the path of the eagle
Spectacular Aurorae Erupt Over Norway Over the weekend, the Earth’s magnetic field was struck by a coronal mass ejection...