Comet from edge of solar system killed the dinosaurs: study

Comet from edge of solar system killed the dinosaurs: study

Comet from edge of solar system killed the dinosaurs: study

Sixty-six million years ago, a huge celestial object struck off the coast of what is now Mexico, triggering a catastrophic “impact winter” that eventually wiped out three-quarters of life on Earth, including the dinosaurs.
Comet from edge of solar system killed the dinosaurs: study