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 ...

In the early hours of Wednesday, 16 July 2025, skywatchers in South Africa experienced a striking celestial event. Saturn and Neptune rose closely together, accompanied by the waning crescent Moon, ...

For the first time in decades, a new tiny moon has been found in orbit around the gas giant Neptune, according to a study published Wednesday in the journal Nature. Hippocamp, now known as Neptune’s ...

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 ...

The Moon hangs near Saturn and Neptune in the early-morning sky, and it’s best to catch them earlier rather than later. Try looking east 90 minutes before sunrise, where you’ll easily spot the ...

The waning Moon will pass near Neptune and Saturn in the pre-dawn sky. Saturn and Neptune will appear close together, though they are billions of miles apart. Neptune is too dim to see without ...

Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice ...