For 76 years, Pluto was our ninth, and farthest planet in the solar system. Today, it's still one of the farthest objects in our solar neighborhood, but it now goes by another title: dwarf planet ...

New Horizons makes it closest approach to Pluto at 7:49 a.m. EDT at a distance of 7,770 miles (12,500 kilometers) from the surface. The craft will be busy conducting its most detailed surveillance at ...

In this except from "Space Camp," a special series from NPR science podcast Short Wave, host Regina Barber delves into Pluto's demotion from planet to dwarf planet.

On Jan. 3, 1959, Alaska was granted statehood, fulfilling young Benson's prophecy. He died on July 2, 1972 at the age of 58. Joe Rao serves as an instructor and guest lecturer at New York's Hayden ...

The New Horizons probe, launched in 2006, will finally reach Pluto next Tuesday, providing the first close-up view of the tiny, icy world since we discovered it in 1930. We’re already seeing ...