On May 21, the International Astronomical Union’s Minor Planet Center announced the discovery of 2017 OF 201, which, because ...

The unusual orbit of a possible dwarf planet, known as 2017 OF201, makes it less likely that our solar system contains a ...

In the cold, distant reaches of the Solar System, far beyond Pluto, astronomers have just identified what could be a new ...

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 ...

A small international team of astronomers has confirmed that a binary star system with an odd signal has a companion—a planet ...

A team of international astronomers led by Richard Teague, the Kerr-McGee Career Development Professor in the Department of ...

Dozens of 'wandering' black holes could be tumbling through our galaxy right now, new simulations hint. Their existence could ...