Spaceflight Insider

News Archive / Tagged: Hydra

  • Present day Pluto likely has subsurface ocean; moons covered in water ice

    Laurel KornfeldJune 23rd, 2016

    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 85th anniversary of Pluto’s discovery, New Horizons images two tiny moons

    Laurel KornfeldFebruary 18th, 2015

    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 […]

  • New Horizons captures early image of Hydra

    Laurel KornfeldSeptember 23rd, 2014

    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 […]