After defending his PhD thesis on modeling interstellar objects on Monday, June 30, Matthew Hopkins intended to take some ...

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

The Minor Planet Center has confirmed the addition of 28 newly discovered moons of Saturn. Saturn now has 117 moons and Jupiter has 95. Corey Powell notes that if we start counting all the chunks in ...

The Minor Planet Center, which tracks the positions of minor planets, comets and space rocks, also received recent reports of observations of the asteroid 2023 BU.

On May 21, the International Astronomical Union's Minor Planet Center announced the discovery of 2017 OF201, which, because of its distance beyond Neptune, is classified as a trans-Neptunian ...

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system. The object—which orbits out beyond Neptune—has been named "2017 OF201" by the ...

A previously unknown dwarf planet circles through the far reaches of our solar system, the International Astronomical Union’s Minor Planet Center announced Tuesday. Officially designated 2015 ...

Using data from the union’s Minor Planet Center, the astronomers who discovered the minor planet, which is currently referred to as 2007 OR10, estimate that it is the largest unnamed world in ...

Scientists discovered an extremely distant object billions of miles beyond Pluto. The object has an orbit that hints at an even-farther-out “Super-Earth” or larger “Planet X” that could be ...

Another expert, Gareth Williams, associate director of the IAU's Minor Planet Center, said that Pluto is not a planet, citing the official definition, which states that a planet is a celestial ...