The Hubble Space Telescope has captured a spiral galaxy under the "ram pressure" inside a massive cluster of galaxies.

The comet was discovered on September 27.

The so-called "Halloween comet" vaporized as it flew within 1 million miles of the sun on Monday, its destruction captured by ...

Comets have long been seen as omens and portents, and it's easy to understand why. They first appear as faint smudges of light in the sky, sometimes fading soon after and sometimes becoming brighter ...