New images released Wednesday from NASA's James Webb Space Telescope are revealing Neptune, and the planet's hard-to-detect rings, in a fresh light. "It has been three decades since we last saw these ...

CAPE CANAVERAL, Fla. (AP) — Neptune and its rings haven’t looked this good in decades. NASA released new glamour shots of our solar system's outermost planet Wednesday taken by the James Webb Space ...

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 new Uranian moon S/2023 U1 was discovered using the Magellan telescope on November 4, 2023. Image: Scott Sheppard Astronomers found a new moon orbiting Uranus, as well as two around Neptune. The ...

Neptune’s tiny innermost moon, Naiad, has now been seen for the first time since it was discovered by Voyager’s cameras in 1989. Dr. Mark Showalter, a senior research scientist at the SETI Institute ...