Tag Archive for 'Walnumfjellet'

Schmitz et al argue that the mid-Ordovician ice age was caused by global cooling, triggered by extra dust in the atmosphere of Earth from the breakup of a giant asteroid in the main asteroid belt. Image credit: NASA / JPL-Caltech.

Major Meteoritic Event Occurred over Antarctica 430,000 Years Ago

Apr 1, 2021 by News Staff

Researchers have found meteoritic spherules on top of Walnumfjellet in the Sør Rondane Mountains, Antarctica. The breakup of a giant asteroid in the main...