This close up look at Pluto and Charon, taken as part of the mission's latest optical navigation ("OpNav") campaign from Jan. 25-31, 2015, comes from the Long Range Reconnaissance Imager (LORRI) on ...

Pluto may be small, but it has one of the most unusual moons in the solar system. Charon is so big compared to Pluto that the ...

A full view of Pluto's crescent, captured by NASA's New Horizons team on July 14, 2015, as the spacecraft looked back at Pluto toward the sun. (NASA) (CN) — The question of how Pluto captured its moon ...

Once the quirky underdog of our solar system, Pluto held planetary status until 2006, when it got a cosmic demotion that still stings space fans. Discovered in 1930, Pluto was the ninth planet for ...

For billions of years, Pluto and its largest moon Charon have been facing each other in a mutual tidal lock. Since it’s about half the size of Pluto, the moon and its planet are sometimes referred to ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute ...

CAPE CANAVERAL, Fla. (AP) NASA's newest Pluto pictures depict an entire day on the dwarf planet. The space agency released a series of 10 close-ups of the frosty, faraway world Friday, representing ...

University of Maryland astronomers Silvia Protopapa and Douglas Hamilton are among the authors of the first published paper from the New Horizons flyby, which appears in the Oct. 16, 2015, issue of ...

The year was 2015. After traveling billions and billions of miles through the Erebus, New Horizons encounters the boatman, and the somber lord of the departed. The spacecraft could have been called ...