Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System -- only the third ...

The interstellar object has been named 3I/Atlas by the International Astronomical Union’s Minor Planet Center.

The freshly minted telescope discovered 2,000 previously unknown asteroids in just 10 hours. Weirdly, NASA doesn’t seem to ...

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 ...

There’s a new frozen oddball orbiting the Sun, and it’s not your average space rock. It’s a planet—a minor one, to be fair—but one of the largest yet discovered and with an orbit around the Sun that ...

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 ...

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 ...

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 ...

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.