Mark your calendar so you can catch Mercury, Venus, Jupiter, Saturn, Neptune and Uranus in the sky at the same time.

The James Webb Space Telescope has unveiled breathtaking images of Neptune, showcasing the planet’s elusive aurorae with ...

When Voyager reached Neptune, it uncovered a world of raging storms, hidden patterns, and mysteries that still puzzle ...

Most of the planets are visible to the naked eye, though binoculars or a telescope might be needed to see Uranus or Neptune.

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 ...