NASA’s Kepler spacecraft, known for its planet-hunting prowess of other stars, is also studying solar system objects. In its new K2 mission, Neptune and two of its moons, Triton and Nereid, have been ...

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 ...

Triton returns to the edge of the solar system in search of answers—where did Neptune’s moons really come from? What secrets is Neptune hiding? A cosmic story of capture, identity, and moon-sized ...

WASHINGTON — Astronomers have found three previously unknown moons in our solar system — two additional moons circling Neptune and one around Uranus. The distant tiny moons were spotted using powerful ...

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 ...

Saturn and Neptune are visible in the pre-dawn hours, rising together before 1:30 A.M. local daylight time. While Saturn is naked-eye visible, Neptune requires binoculars or a telescope due to its 8th ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. With last week’s full moon, our natural satellite will rise ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The moon will be positioned ...

The Moon passes 4° north of Saturn at 4 P.M. EDT. Two hours later, the Moon passes 3° north of Neptune at 6 P.M. EDT. Both planets rise around 8 P.M. local daylight time in southwestern Pisces. They ...