A dinosaur-killing asteroid was probably a clay-rich mudball, scientists say
by Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on exciting discoveries, scientific advances and more. Sixty-six million years ago, the …
Tag: asteroid strike
It’s International Asteroid Day, and astronomers have a lot to celebrate
Today, astronomers and space enthusiasts all over the world are wondering together about our mercurial presence in the universe, especially as we walk among large …
Giant Mars asteroid impact creates a huge field of destruction with 2 billion craters
More than two million years ago, a giant asteroid crashed into Mars, splitting the surface with one giant crater and about two billion smaller individual …