On this date, Jan. 19, 2006, the first probe ever destined to visit Pluto, its moons and other Kuiper belt objects launched from Launch Complex 41 at what is now Cape Canaveral Space Force Station. A ...

For the first time since Pluto was demoted, the idea of a true ninth planet is edging from speculation toward something ...

From planet to dwarf planet and beyond 🌌 Neil deGrasse Tyson tells the story of Pluto, explaining the science, the debate, ...

NASA’s Hubble Space Telescope has measured the largest object in the solar system ever seen since the discovery of Pluto 72 years ago. Approximately half the size of Pluto, the icy world 2002 LM60, ...

A Sanjay Limaye, planetary scientist at the Space Science and Engineering Center, University of Wisconsin-Madison: There are many, many objects beyond Pluto, but where they came from and when they ...

David Rothery is co-leader of the European Space Agency's Mercury Surface and Composition Working Group, and a Co-Investigator on MIXS (Mercury Imaging X-ray Spectrometer) that is now on its way to ...

Beyond Pluto -- So others can follow -- These old walls -- Stars that move and fade -- To watch them dance -- Our star, our sun -- Seek and destroy -- Telescope wars ...

Astronomers have discovered a giant ball of ice and dust in orbit around the sun, far beyond Pluto. Scientists say it's the most distant object in our solar system, 8 billion miles away. Dubbed Sedna, ...

The first color movies from NASA’s New Horizons mission show Pluto and its largest moon, Charon, and the complex orbital dance of the two bodies, known as a double planet. “It’s exciting to see Pluto ...