For decades, astronomers suspected that Pluto and Charon formed through a process similar to Earth and the Moon. This theory, ...

We know about Pluto. But we don’t really know it. That will change on July 14, when NASA’s New Horizons spacecraft is scheduled to fly within 8,000 miles of the frozen dwarf. It’s a risky ...

"We've just accomplished the most distant flyby." This first radio message ... and 1.5 billion km beyond even the dwarf planet Pluto which New Horizons visited in 2015. It's estimated there ...

The flyby of New Horizons nine years later revealed Pluto to be geologically active and complex, with nitrogen-ice plains, mountain ranges, dunes and ice volcanoes. It was shown to have its own ...

It is now three years since New Horizons made its remarkable flyby of dwarf planet Pluto. That was a technical tour de force and acquiring observations at Ultima will be just as tricky.

Although a thin atmosphere was detected on Pluto by the New Horizons probe during its 2015 flyby, scientists believed at the ...

Billions of years ago, two icy worlds—Pluto and Chron—collided in the farthest reaches of our solar system. But rather than ...

The team used details of Uranus' clouds collected using Hubble to verify what the New Horizons spacecraft — launched in 2006 ...

Until now, the thinking was that Pluto and Charon formed like Earth and our Moon. New research has flipped that script.

“The flyby by the space probe is a milestone in our knowledge of the so-called third zone of the Solar system,” says Giuliatti Winter. “I think the data sent by the New Horizons probe will bring ...