A Massive Asteroid Shower Hit Earth and the Moon 800 Million Years Ago
Researchers calculated that the meteoroids had a total mass 30 to 60 times that of the asteroid that wiped out the dinosaurs.
AmazeLab
Researchers calculated that the meteoroids had a total mass 30 to 60 times that of the asteroid that wiped out the dinosaurs.
A rock formation spanning Ireland and Scotland may be the world’s most complete record of “snowball Earth”, a crucial moment..