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

If you’re willing to get up in the early morning hours you can see up to six planets before sunrise. Mercury, Venus, Jupiter, ...

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

The James Webb Space Telescope has unveiled breathtaking images of Neptune, showcasing the planet’s elusive aurorae with unprecedented clarity. These new observations not only reveal the beauty of ...

On Aug. 20, 2012, former U.S. Secretary of State Condoleezza Rice and businesswoman Darla Moore became the first female ...

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.

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

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.