Field Testing NASA’s New Carbon-Dioxide Measuring Instrument

A team of NASA scientists and engineers is poised to realize a lifetime goal: building an…

Acadia National Park

Acadia National Park is one of the most visited parks in America, drawing more than 2.5…

Space Station View of the Chesapeake Bay

On July 21, 2016, Expedition 48 Commander Jeff Williams of NASA shared this photograph of sunglint…

A Black Hole ‘Choir’

The blue dots in this field of galaxies, known as the COSMOS field, show galaxies that…

The Loneliest Young Star

An unusual celestial object called CX330 was first detected as a source of X-ray light in…

Cockpit of the First All-Electric Propulsion Aircraft

NASA’s Scalable Convergent Electric Propulsion Technology and Operations Research (SCEPTOR) project has reached a critical milestone,…

Hubble Views a Galaxy Fit to Burst

This NASA/ESA Hubble Space Telescope image reveals the vibrant core of the galaxy NGC 3125. Discovered…

Aquanauts Splash Down, Beginning NEEMO 21 Research Mission

The NASA Extreme Environment Mission Operations (NEEMO) 21 mission began on July 21, 2016, as an…

NASA’s Hubble Looks to the Final Frontier

This view of a massive cluster of galaxies unveils a very cluttered-looking universe filled with galaxies…

Sunset at the Viking Lander 1 Site

On July 20, 1976, at 8:12 a.m. EDT, NASA received the signal that the Viking Lander…