Replacing the Space Station’s Solar Array Batteries

After completing the first of 10 spacewalks to upgrade the station, astronaut Christina Koch, wrote: The…

Artemis, meet ARTEMIS: Pursuing Sun Science at the Moon

Two robotic spacecraft orbiting the Moon today were initially known as ARTEMIS. Click here…

NASA Scientist to Discuss 'Going to the Top of the World to Touch the Sky' at Library of Congress Lecture

The public is invited to a free lecture called ‘Going to the Top of the World…

Successful Ocean-Monitoring Satellite Mission Ends

The Jason-2 mission provided unique insight into ocean currents, sea level rise and climate…

NASA's Mars 2020 Rover Tests Descent-Stage Separation

A crane lifts the rocket-powered descent stage away from NASA’s Mars 2020 rover after…

A Dusty Lab in the Sky

The DUST sounding rocket will fly into space to make dust in a rocket-borne lab. Measuring…

Ocean-Monitoring Satellite Mission Ends After 11 Successful Years

The Jason-2/Ocean Surface Topography Mission (OSTM), the third in a U.S.-European series of satellite missions designed…

NASA, CERN Timepix Technology Advances Miniaturized Radiation Detection

As we prepare to send the first woman and next man to the Moon and on…

Hubble Finds Medusa in the Sky

The Medusa merger, was not always one entity, but two. An early galaxy consumed a smaller…

Stephen Hawking and Our Changing Ideas of the Universe

Cosmologist Stephen Hawking changed our view of the universe with his remarkable theories and outreach even…