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 ...

A distant, icy world has just been added to our solar system’s official roster, and its strange orbit might challenge one of ...

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 ...

T he Solar System has just gotten a new official member. Currently, with the name of 2017 OF 201, this is a trans-Neptunian ...

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 ...

Fry, first elected in 1993, is Canada’s longest-serving female MP. As of the time of writing, with 196 of 201 polls reporting, Fry has won 22,444 votes, and is trailed by Elaine Allan of the ...