Associate Professor of Mechanical and Aerospace Engineering, Oklahoma State University Several space missions have flown by asteroids before and gotten a peek at their compositions, but bringing a ...

When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth.

Have you ever found yourself in a museum’s gallery of human origins, staring at a glass case full of rocks labeled “stone tools,” muttering under your breath, “How do they know it’s not just any old ...

Scientists speculate that asteroids colliding with Earth delivered water—an essential building block of life—but new research suggests the planet didn't need the delivery. Reading time 3 minutes Water ...

When many meteors appear to streak from the same point in the night sky, that point is known as the radiant. This year the ...