Scientists observe mysterious, floating hills in Pluto's "Sputnik Planum" region, which is also known as Pluto's heart.
NASA scientists merge data from two instruments to create image of Pluto’s Viking Terra area
As NASA's New Horizons spacecraft flew by Pluto, it recorded spectacular images of the icy world's surface using its LORRI and MVIC cameras.
NASA made an announcement Thursday regarding new information about Pluto that New Horizons has sent back.
