Pluto Fans: Calling Objects Beyond Pluto 'Planet Nine' Is InsensitivePluto fans — and scientists — are taking umbrage with those who call another possible ‘further’ planet, ‘Planet Nine.’
Scientists: Solid Evidence for 9th Planet in Solar SystemScientists say they finally have "solid evidence" for Planet X, a true ninth planet on the fringes of our solar system.
'Beautiful Eye Candy': Frozen Plains in Pluto's HeartVast frozen plains exist next door to Pluto's big, rugged mountains sculpted of ice, scientists said Friday, three days after humanity's first-ever flyby of the dwarf planet.
'Something Wonderful': 1st Close-Up Pictures of PlutoScientists have released the first up-close images ever of Pluto and its big moon Charon. And they say they're amazed.
Pluto Up Close: Spacecraft Achieves Flyby, Then Calls HomeNASA's New Horizons spacecraft was expected to get up-close and personal with Pluto on Tuesday, on track to zoom within 7,800 miles of the small icy world left unexplored until now.
Pluto Just 4 Weeks, 20 Million Miles Away For SpacecraftNASA's New Horizons spacecraft is at Pluto's doorstep, following an incredible journey of nine years and 3 billion miles.