In a groundbreaking discoverypublished in The Planetary Science Journal, a team of astronomers led by the Center for Astrophysics | Harvard & Smithsonian has confirmed the existence of a rare object ...

Neptune’s large moon Triton may have abandoned an earlier partner to arrive in its unusual orbit around Neptune. Triton is unique among all the large moons in the solar system because it orbits ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In fact, its orbit is much more similar to that of its neighbors in the Kuiper Belt, a ...