Tagged With Kuiper Belt

Pluto was discovered 90 years ago this week. Controversy about its identity rages on.


'We've never seen something like this orbiting the sun': Scientists are puzzled by the shape of the most distant object ever explored


Scientists just released the best photo yet of the most distant object ever visited by humanity



New videos of the farthest object humanity has ever explored show that it flips like a giant hourglass


NASA just released the first close-up photos of the farthest object humanity has ever explored — and it looks like a giant red snowman


NASA just pulled off humanity's farthest-ever visit to a space object — the New Horizons probe successfully flew by Ultima Thule



NASA is about to explore Ultima Thule — the farthest object humanity has ever tried to visit. Here's what to expect from the 'mind-boggling' encounter 4 billion miles from Earth.


These new photos from NASA's New Horizons spacecraft were captured farther from Earth than any image ever taken


Thousands of worlds may lurk beyond Pluto -- and this new animation shows them all


NASA just woke up a nuclear-powered probe 1 billion miles beyond Pluto -- and it's approaching the farthest object humans have ever tried to visit


Scientists want to visit a mysterious object beyond Pluto that's a celestial time capsule