Initial Views of Ultima Thule from New Horizons Show Young Object
January 2, 2019
Ultima Thule, the farthest object ever visited up close by a spacecraft, looks like a snowman.
What’s Pluto Been Dune? Making Young Sand Dunes
June 4, 2018
Sand dunes were surprising enough on Titan, but et tu, Pluto? and young, recent dunes? Scientists couldn't believe their eyes.
Will Pluto Surprise Scientists?
July 9, 2015
First-time encounters have a long history of shocking planetary scientists with unexpected features. It's about time for Pluto.
What to Look for at Pluto
June 3, 2015
As New Horizons closes in on Pluto for its July 14 encounter, what questions should be asked?