Frozen Carbon Monoxide in Pluto’s ‘Heart’

Peering closely at the “heart of Pluto,” in the western half of what mission scientists have…

STEREO-A Spacecraft Returns Data From the Far Side of the Sun

This image of the sun was taken on July 15, 2015, with the Extreme Ultraviolet Imager…

The Icy Mountains of Pluto

New close-up images of a region near Pluto’s equator reveal a giant surprise: a range of…

NASA Celebrates New Horizons’ Closest Approach to Pluto

Guests and New Horizons team members countdown to the spacecraft's closest approach to Pluto, Tuesday, July…

Pluto as seen from New Horizons on July 11, 2015

One million miles to go; Pluto is more intriguing than ever!

Hubble Looks at Stunning Spiral

This little-known galaxy, officially named J04542829-6625280, but most often referred to as LEDA 89996, is a…

January 19, 2006: New Horizons Launches for Pluto

On Jan. 19, 2006, Clouds part as NASA’s New Horizons spacecraft roars into the blue sky…

NuSTAR Stares at the Sun

Flaring, active regions of our sun are highlighted in this new image combining observations from several…

July 7, 2003, NASA’s Opportunity Rover Launches to Mars

On July 7, 2003, NASA launched its second Mars Exploration Rover, Opportunity, aboard a Delta II…

The North Sea Abloom

Despite its cold waters and harsh winds, the North Sea is a fertile basin for phytoplankton…