Half a dozen planets - Mercury, Venus, Jupiter, Saturn, Uranus and Neptune - will put on a dazzling display in the sky on ...

The planet Neptune has a large dark spot "with an unexpected smaller bright spot adjacent to it," inveru observations using ...

On Aug. 9, Mars with clash with Saturn and Neptune retrograde, creating a a battle of wills, and feelings of doubt. Here's ...

On Aug. 1, Venus will form a tense square to Saturn and Neptune, creating tension between the desire for love and comfort versus the boundaries that need to put in place. Discover what this means for ...

Neptune is the fourth largest planet in the solar system, with a radius of 15,599.4 miles (24,622 kilometers) — the distance between its core and the surface.

Neptune has long been depicted as a deeper, darker blue than its fellow ice giant Uranus, but a new study shows that both are a similar shade of light greenish blue.

In terms of mass, if you add up all the satellites of Neptune, Triton composes 99.5% of the mass of everything orbiting Neptune: moons, moonlets, and rings all included.

Neptune moved into its domicile in the sweet, escapist leaning, sound bath-loving water sign of Pisces in 2011, where it will remain until 2026. Since June 25, Neptune has been stationed in ...