News Archive / Tagged: Hydra
Pluto's recent geological activity, as observed by NASA's New Horizons spacecraft, suggests that the small world still has a subsurface liquid ocean beneath its shell of ice.
On Feb. 18, 1930, Clyde Tombaugh, a young astronomer at the Lowell Observatory in Flagstaff, Arizona, discovered the planet Pluto while blinking images of the sky taken on Jan. 23 and 29 of that year, in an attempt to find anything that moved against the field of background stars. Eighty-five years later, NASA’s New Horizons mission […]
Almost exactly a year before its scheduled Pluto flyby, the New Horizons spacecraft, using its Long Range Reconnaissance Imager, photographed Hydra, one of the planet’s four tiny moons. The mission team did not expect to detect the tiny moon until January 2015, at which point the spacecraft will be twice as close to the Pluto […]