When New Horizons flew past Pluto in 2015, it revealed a surprisingly active, icy world full of unexpected landscapes, glaciers, and possible cryovolcanoes. Despite being reclassified as a dwarf ...

When NASA's New Horizons spacecraft sped by Pluto in 2015, it revealed an incredible world of ice and haze carved by various geological processes — hinting that an ocean may have played a role in the ...

The discovery of another moon around Pluto is exciting news for planetary science, but it's also likely causing some anxiety for the team in charge of New Horizons, a spacecraft set to be the first ...

The New Horizons mission to visit Pluto is "a triumph of engineering and the laws of physics," famed astrophysicist Neil deGrasse Tyson told NBC Nightly News anchor Lester Holt on Tuesday, the day the ...

TWO HATS: Alan Stern, NASA's newly named associate administrator for science, will continue as principal investigator (PI) on the New Horizons Pluto flyby mission that he shepherd to the launch pad in ...

Yesterday afternoon, NASA lost contact with its New Horizons spacecraft for an hour for reasons unknown. This is generally not a good thing when you’re working with technology that’s 4.5 light hours ...