When you buy through links on our articles, Future and its syndication partners may earn a commission. What it is: One of the final photographs of Neptune taken by NASA's Voyager 2 probe Where it is: ...

Triton, Neptune's moon, is also interesting in its own right. It has a retrograde orbit, which implies that it is a captured Trans-Neptunian Object rather than a moon that formed from some violent ...

When Voyager 2 flew by Uranus and Neptune 40 years ago, astronomers were surprised that it detected no global dipole magnetic fields, like Earth's. The explanation: the ice giants are layered and ...

They have missing "dipole magnetic fields." Here's why that's really weird. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When NASA's Voyager 2 ...

Space Perspective is conducting research and development in Fort Pierce for about a year before sending people to the edge of space in a capsule propelled by a hydrogen balloon, Marine Fleet Manager ...

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.

Models for the interior structures of the ice-giant planets Uranus and Neptune have two distinct, intermediate layers: an upper, water-rich convecting layer where disorganized magnetic fields are ...