Ever looked at a shooting star and wondered what it was? Is it a meteor, a comet or an asteroid? Each year the Earth is bombarded with more than 5,200 tonnes of space dust and tiny objects no ...

Comets are frozen remnants of dust, rock and ice from the solar system's origin, according to NASA. As they approach the sun, they heat up and release gas and dust, appearing like a glowing orb.

Prepare to spot a rare, bright comet. The space rock is slinging toward Earth from the outer reaches of the solar system and will make its closest pass on Saturday. It should be visible through ...

It doesn't have the name recognition of Halley's Comet, but this enormous snowball zipping through space has fascinated at least one astronomer night after summer night for its shape-shifting tail.

Exactly why the dynamic comet takes on a shape that has drawn comparisons to ... Comets are chunks of dust, rock and ice, essentially frozen remnants from the formation of the solar system.

puzzling scientists due to its strange shape and trajectory. In fact, the space rock was so mystifying that Harvard professor and theoretical astrophysicist Avi Loeb posited that the comet − ...

The object, similar in shape to a cigar or a pancake, was the size of an asteroid and moved in a somewhat cometlike way but lacked a cometary tail. Unlike comets, which can be several kilometers ...