In a thrilling development that challenges long-held assumptions about the outer reaches of our solar system, astronomers ...

Astronomers have found a new minor planet beyond Pluto. This object, named 2017 OF201, is quite large. It orbits far from the ...

A new dwarf planet, discovered beyond Neptune and described as Pluto's 'cousin,' could void the hypothesis of a Planet X in ...

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

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond ...

At the very edge of our solar system, beyond the grasp of Neptune and even past the icy sprawl of Pluto’s domain, a new ...

Scientists believe such an extreme orbit means the object was pushed and pulled by the gravity of giant planets like Jupiter ...

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 team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study's School of Natural ...

With 201 of 201 polls reporting, Kristina Tesser Derksen, of the Liberal Party, leads by 29 votes with 32,130 (48.26%) of 66,583 votes in Milton East—Halton Hills South. The results are current ...

With 201 of 201 polls reporting, incumbent Ted Falk, of the Conservative Party, is projected to be re-elected in Provencher. As of 4:21 p.m., Falk has 34,364 of 52,004 votes (66.08%). Trevor ...