A team of astronomers discovered a strange object in the outer solar system that is in a resonant orbit with Neptune.

The solar system’s most distant planet sits 1.1° due north of Saturn, placing them together in a single telescopic field of view all night.

Astronomers have found that a weird space rock at the edge of the solar system is locked in a rhythmic dance with Neptune.

Astronomers have discovered a bizarre object in the outer solar system, 2020 VN40, that dances to Neptune’s gravitational beat in a never-before-seen rhythm. It’s the first of its kind, orbiting the ...

Neptune and Saturn appear together in a telescope as Mars passes a star in Virgo and Titan’s shadow transits Saturn in the ...

Using the Hubble Space Telescope, astronomers have discovered a new rogue planet that was orphaned from its home planetary ...

An icy object in perfect sync with Neptune reveals new details about planetary migration and unseen bodies far beyond the Kuiper Belt.

Ever since the International Astronomical Union recognized Haumea and Makemake as dwarf planets in 2008, University of Maine ...

With the new moon darkening the skies, you’ll have a rare shot at spotting the Milky Way, deep-sky galaxies, and even the ...

A team of astronomers from Taiwan has uncovered promising evidence suggesting the existence of Planet 9, a hypothesized planet beyond Pluto in the far reaches of our Solar System. This new potential ...

Beyond Neptune, a celestial object puzzles astronomers with its synchronized motion with the giant planet. Its inclined orbit ...

It orbits its host star at a distance similar to that of Neptune's distance from the sun. 'Like a cappuccino' Maio described finding the potential planet in the disk in a uniquely Italian way.