Soyuz Rocket Boosts Expedition 44 Crew to the International Space Station

The Soyuz TMA-17M launched from the Baikonur Cosmodrome in Kazakhstan to the International Space Station at…

Smoke Over the Greenland Sea

The 2015 wildfire season in the Arctic has been very intense – and very smoky. As…

NASA’s New Horizons Finds Second Mountain Range in Pluto’s ‘Heart’

Pluto’s icy mountains have company. NASA’s New Horizons mission has discovered a new, apparently less lofty…

NASA Captures “EPIC” Earth Image

A NASA camera on the Deep Space Climate Observatory satellite has returned its first view of…

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…