Enormous Asteroid Crater in Greenland is 58 Million Years Old, Scientists Say

The 31-km- (19.2-mile) vast Hiawatha affect construction is situated beneath Hiawatha Glacier in northwestern Greenland. The Hiawatha affect crater was fashioned by a 1-km- (0.6-mile) vast iron asteroid. First found in 2015, the construction lies below an ice sheet that’s roughly 1 km (0.6 miles) thick. “Dating the crater has been a very powerful […]