Even by the wild standards of the outer solar system, the strange orbits that carry Neptune’s two innermost moons are unprecedented, according to newly published research. Orbital dynamics experts are ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune, its rings and moons. It ...

Astronomers using the NASA/ESA Hubble Space Telescope, along with older data from the Voyager 2 probe, have revealed more about the origin of Neptune’s smallest moon. The moon, which was discovered in ...

During this autumn equinox, astronomy enthusiasts are greeted with an annual astronomical event—the opposition of Neptune. Following the opposition of Saturn on September 21, Neptune will reach its ...

In this quiz, you'll test your knowledge of Neptune's features, moons, and the science that keeps astronomers fascinated.

Saturn, a bright 1st-magnitude object, is prominently visible in the southwestern Pisces constellation during the early morning hours. Neptune, at magnitude 7.7, lies approximately 1° north of Saturn ...

"Every component of that system has features that violate some of our ideas about how planets work." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Here’s a simple question: What’s a moon? As with so many questions in science, it may seem straightforward but truly isn’t. “Why, a moon is a celestial body that orbits a planet,” you’re probably ...

This is not cosmic déjà vu: once again, the September New Moon takes place in Virgo, a practical and organized earth sign — ...