NASA Astronaut Jack Fischer Prepares for Friday Spacewalk

Expedition 51 Flight Engineer Jack Fischer of NASA is seen inside the International Space Station in…

New View of the Crab Nebula

This composite image of the Crab Nebula, a supernova remnant, was assembled by combining data from…

NASA’s P-3 Aircraft Flies Over Southeast Greenland

The shadow of NASA's P-3 aircraft is seen over an iceberg on a May 8, 2017…

Hail the Hexagon

Saturn's hexagonal polar jet stream is the shining feature of almost every view of the north…

Panorama with Active Linear Dune in Gale Crater, Mars

This 360-degree mosaic from the Mast Camera (Mastcam) on NASA's Curiosity Mars rover looks out over…

Illustration of an Earth-Sized ‘Tatooine’ Planet

This illustration shows a hypothetical planet covered in water around the binary star system of Kepler-35A…

North Pole of Enceladus

In the north, Enceladus' surface appears to be about as old as any in the solar…

NASA Marks Progress on Hardware for Orion’s Second Flight with Space Launch System Rocket

Machining for NASA's Orion spacecraft, scheduled to fly on the second integrated flight with agency's Space…

Clouds ‘Roll’ Over Pacific Atolls

Areas near the equator are frequently cloudy, obscuring the view of Earth’s surface from space. April…

SLS Engine Section Test Article Loaded on Barge Pegasus

A engine section structural qualification test article for NASA's new rocket, the Space Launch System, is…