The planet Neptune reaches “opposition” today. With Earth precisely between it and the Sun, the pale blue ice giant never looks brighter during the year to planet-watchers as it does this week. Last ...

Neptune's original family of satellites may have been destroyed when its largest moon, Triton, entered the picture. New research suggests that the massive moon may have tossed some of the original ...

NASA is planning a mission to the coldest known object in our solar system in its hunt for alien life. The legendary space agency wants to send a high tech probe to Neptune's icy moon Triton, which ...

Neptune's original family of satellites may have been destroyed when its largest moon, Triton, entered the picture. New research suggests that the massive moon may have tossed some of the original ...

Triton was discovered in 1846 by the British astronomer William Lassell, but much about Neptune’s largest moon still remains a mystery. A flyby by NASA's Voyager 2 spacecraft in 1989 offered a quick ...

Add another moon to the New Horizons photo gallery: the spacecraft’s Long Range Reconnaissance Imager detected Triton, the largest of Neptune’s 13 known moons, during the annual spacecraft checkout ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This article is more than 3 years old. This global color ...

A celestial body can be weird because of how it moves. Or how it looks. Or because it embodies mysteries no one can solve. Neptune’s moon Triton possesses all three qualities. Triton is the most ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Neptune's original family of satellites may have been destroyed when its largest moon, Triton, ...

This color photo of Neptune's largest moon Triton was obtained by NASA's Voyager 2 probe on Aug. 24, 1989, from 330,000 miles away. The resolution is about 6.2 miles, sufficient to begin to show ...