Meteorite NWA 16788, the largest known piece of Mars on Earth. (Sotheby's via SWNS) By Dean Murray An otherworldly piece of ...

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

The molten rock was hot enough to melt the surrounding rocks and release massive amounts of carbon dioxide into Earth's ...