SpaceX Demo-1: 'Go' for Launch

Two days remain until the planned liftoff of a SpaceX Crew Dragon spacecraft on the company’s Falcon 9 rocket—the first launch of a commercially built and operated American spacecraft and space system designed for humans.

Curiosity Drives Over a New Kind of Terrain

The Curiosity Mars Rover took this image with its Mast Camera (Mastcam) on Feb. 10, 2019 (Sol 2316).

Earnest C. Smith in the Astrionics Laboratory in 1964

Earnest C. Smith in the Astrionics Laboratory in 1964.

Alvin Drew Works on the International Space Station

NASA astronaut Alvin Drew participated in the STS-133 mission's first spacewalk.

Hubble Peers into the Vast Distance

This picture showcases a gravitational lensing system called SDSS J0928+2031.

Good Morning From the Space Station!

Good morning to our beautiful world, said astronaut Anne McClain from aboard the Space Station on Feb. 21, 2019.

Countdown to Calving at Antarctica's Brunt Ice Shelf

Cracks growing across Antarctica’s Brunt Ice Shelf are poised to release an iceberg with an area about twice size of New York City. It is not yet clear how the remaining ice shelf will respond following the break, posing an uncertain future for scientific infrastructure and a human presence on the shelf that was first established in 1955.

Eat. Breathe. Do Science. Sleep Later.

Eat. Breathe. Do ccience. Sleep later. That's the motto of Derrick Pitts, NASA Solar System Ambassador.

NASA Glenn Keeps X-57 Cool

NASA is preparing to explore electric-powered flight with the X-57 Maxwell, a unique all-electric aircraft which features 14 propellers along its wing.

Astronauts Train for the Boeing Crew Flight Test

This preflight image from Feb. 6, 2019, shows NASA astronauts Mike Fincke and Nicole Mann and Boeing astronaut Chris Ferguson during spacewalk preparations and training inside the Space Station Airlock Mockup at NASA's Johnson Space Center in Houston.

Taking a Look Back at Opportunity's Record-Setting Mission

NASA's record-setting Opportunity rover mission on Mars comes to end.

Robert Curbeam: Building the Space Station, Making History

Robert Curbeam currently holds the record for the most spacewalks during a single spaceflight.

The Red Planet's Layered History

Erosion of the surface reveals several shades of light toned layers, likely sedimentary deposits, as shown in this image taken by the HiRISE camera on the Mars Reconnaissance Orbiter.

Mary Jackson: A Life of Service and a Love of Science

Mary Jackson began her engineering career in an era in which female engineers of any background were a rarity.

Vice President Attends NASA Day of Remembrance

Vice President Mike Pence visits the Space Shuttle Challenger Memorial after a wreath laying ceremony that was part of NASA's Day of Remembrance, Thursday, Feb. 7, 2019, at Arlington National Cemetery in Arlington, Va.

Apollo Astronaut Buzz Aldrin at the 2019 State of the Union

Astronaut Buzz Aldrin salutes after being introduced at the 2019 State of the Union address.

Star Formation in the Orion Nebula

The powerful wind from the newly formed star at the heart of the Orion Nebula is creating the bubble and preventing new stars from forming.

Victor Glover, One of the Crew of SpaceX's First Flight to Station

When SpaceX's Crew Dragon spacecraft lifts off on its first operational mission to the International Space Station, NASA astronaut Victor Glover will be aboard.

Sunrise From Columbia

On Jan. 22, 2003, the crew of Space Shuttle Columbia captured this sunrise from the crew cabin during Flight Day 7.