(17.März 2015) The larger coronal hole of the two, near the southern pole, covers an estimated 6 to 8-percent of the total solar surface, 142 billion miles – making it one of the largest polar holes scientists have observed in decades.
(17.März 2015) The larger coronal hole of the two, near the southern pole, covers an estimated 6 to 8-percent of the total solar surface, 142 billion miles – making it one of the largest polar holes scientists have observed in decades.