Why it's so special: Only one spacecraft has ever visited the eighth and most distant planet from the sun. On Aug. 25, 1989, NASA's Voyager 2 spacecraft took the first-ever close-up images of Neptune.

Voyager 2's image of Neptune released shortly after the flyby in 1989 (left) with the newly reprocessed version in true colour (right). A new study suggests that Neptune and Uranus are a similar shade ...

Looking for a sky event this week? Check out our full Sky This Week column. November 1: Dip into the Bay of Rainbows Daylight saving time ends today at 2 A.M. So, if you are in an area that observes ...

Neptune is known as the planet of illusions. Prepare yourself for some cosmic confusion because Neptune is about to go retrograde! Neptune retrograde in Pisces starts on July 2, 2024, lasting until ...

But Webb's observations didn't just provide new pretty pictures of the ice giant planet's greenish-blue splotches. It revealed how odd Neptune's auroras are compared to other planets', glowing over ...