Iron meteorites are remnants of the metallic cores of the earliest asteroids in our solar system. Iron meteorites contain refractory metals, such as iridium and platinum, that formed near the sun but ...

Our Solar System is believed to have formed from a cloud of gas and dust, the so-called solar nebula, which began to condense on itself gravitationally ~ 4.6 billion years ago. As this cloud ...

The fiery ball that streaked across the South Carolina sky Thursday was a meteor, according to NASA.So what is a meteorite? NASA says this: A meteorite is a solid piece of debris from an object, such ...

Space is dirty. Filthy. It's littered with asteroids, and rocks, and dust. Some of that material falls to the earth. When it enters the atmosphere, we call it a meteor. If it lands, it's a meteorite.

King Tut lay underground in his tomb for a few thousand years, but a dagger he kept by his side has far-out origins in outer space. “The nickel and cobalt ratio in the dagger blade is consistent with ...