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…

Cassini Captures Closest Images of Saturn’s Atmosphere

Cassini Captures Closest Images of Saturn's Atmosphere

Cygnus Spacecraft Approaches Space Station in the Sunset

On Saturday April 22, 2017, Expedition 51 Flight Engineer Thomas Pesquet of the European Space Agency…

James Webb Space Telescope Mirror Seen in Full Bloom

It's springtime and the deployed primary mirror of NASA's James Webb Space Telescope looks like a…

NASA Astronaut Peggy Whitson Sets Spaceflight Record

534 days, 2 hours, 49 minutes and counting. NASA astronaut Peggy Whitson flew through the standing…

NASA’s Fleet of Satellites Keep an Eye on Earth

NASA's fleet of 18 Earth science missions in space, supported by aircraft, ships and ground observations,…