For decades after its discovery in 1930, Pluto looked like nothing more than a gray smudge in the abyss of space. We knew it was there—even knew its size and gravity—but, without better images, we ...

NASA’s Pluto-bound New Horizons spacecraft, using its highest-resolution telescopic camera, has spotted Pluto’s Texas-sized, ice-covered moon Charon for the first time. This represents a major ...

When NASA launched the New Horizons spacecraft in January of 2006, Pluto was still a planet. By August of that year, it had been demoted to dwarf status. But despite the haters who tried to knock it ...

CAPE CANAVERAL, Fla. (CBSMiami/AP) — Nine years in the making, a NASA spacecraft will begin photographing Pluto, the mysterious, unexplored, icy world once deemed a planet, on Sunday. NASA's New ...

New Horizons Payload Fully Operational as Telescopic Imager Glimpses Star Cluster The highest-resolution camera on NASA’s Pluto-bound New Horizons spacecraft is seeing stars, and mission scientists ...

Boulder researchers have uncovered new clues about what type of molecules may be scattered across the surface of Pluto, possibly explaining the dwarf planet’s ruddy appearance. A team of scientists at ...

For decades after its discovery in 1930, Pluto looked like nothing more than a gray smudge in the abyss of space. We knew it was there—even knew its size and gravity—but, without better images, we ...

CAPE CANAVERAL, Fla. (AP) — It’s showtime for Pluto. NASA’s New Horizons spacecraft has traveled 3 billion miles and is nearing the end of its nine-year journey to Pluto. Sunday, it begins ...