Some seriously large asteroids have threatened Earth before. Some of these asteroids have little chance of hitting us but there are a few with very real chances of making contact. Watch the full episo ...
The asteroid was not on course to hit Earth, but it was a test to see whether space agencies could do it when there is genuine risk. When it arrives in two years, the Hera craft will look at the ...
But the scientists couldn’t confirm if it hit before, during, or after the original big, bad asteroid—only that it impacted Earth around the same time some 66 million years ago. In terms of ...