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

Neptune, the farthest planet from the Sun, has long been a subject of fascination for astronomers, especially due to its ...

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

In 1989, a dark spot was first discovered on Neptune by NASA’s Voyager 2 before the spots disappeared just a few years later.

A passing star, or a stellar flyby, with the potential to pull Neptune out of its orbit by just 0.1%, could mean catastrophe for the entire solar system. But don’t worry — it won’t happen in ...

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

This composite shows thermal images of Neptune taken between 2006 and 2020. The first three images (2006, 2009, 2018) were taken with the VISIR instrument on ESO’s Very Large Telescope while the ...

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 ...