In Roman mythology, Pluto is the god and ruler of the dead. For a return mission to the dwarf planet, Howett and her ...

Summer 2015 was marked by a unique astronomical event, which occurs approximately once in the history of astronomy. The New ...

Two of Pluto's midsize moons may be made of the guts of its largest moon, Charon, new research suggests.

Pluto nearly fills the frame in this image from NASA's New Horizons spacecraft. The image was taken on July 13, 2015, when the spacecraft was 476,000 miles (768,000 kilometers) from the surface.

The James Webb Space Telescope (JWST), operated by NASA, has uncovered intriguing new details about Charon—Pluto’s largest moon—including the presence of previously undetected surface chemicals. This ...

Images of Pluto captured by NASA's New Horizons mission have revealed a new surprise: ice volcanoes. The spacecraft performed a flyby of the dwarf planet and its moons in July 2015, and the ...

Hygiene Elementary students on Wednesday watched as Principal Renee Collier, with a dramatic flair and drum rolls, opened a ...

NASA explains Pluto's newly discovered blue sky and whether or not potential astronauts could ever witness an Earth-like sunrise.

Two years after New Horizons' historic flyby of Pluto, NASA has released detailed new imagery of Pluto and its largest moon.

NASA explains Pluto's newly discovered blue sky and whether or not potential astronauts could ever witness an Earth-like sunrise.

NASA's New Horizons probe flew closer to Pluto than any Earth-craft ever has Tuesday, sending back amazing photos of the dwarf planet.

NASA explains Pluto's newly discovered blue sky and whether or not potential astronauts could ever witness an Earth-like sunrise.