Testing on Deck

In 1939, President Franklin D. Roosevelt designated August 19 as National Aviation Day in honor of…

Aurora’s Colorful Veil Over Earth

NASA astronaut Scott Kelly shared this photograph on social media, taken from the International Space Station…

Chasms on Dione

While not bursting with activity like its sister satellite Enceladus, the surface of Dione is definitely…

Hubble Sees a “Mess of Stars”

Bursts of pink and red, dark lanes of mottled cosmic dust, and a bright scattering of…

Welding Preparations For Orion Spacecraft at Michoud Assembly Facility

At NASA’s Michoud Assembly Facility, engineers are welding together the Orion crew module pathfinder in preparation…

For Anniversary of Orbiter’s Launch: Seasonal Flows in Mars’ Valles Marineris

Among the many discoveries by NASA's Mars Reconnaissance Orbiter since the mission was launched on Aug.…

Good Morning From the International Space Station

NASA astronaut Scott Kelly took this photograph of a sunrise over the western United States and…

Darkness Descending

Saturn’s unusual appearance in this picture is a result of the planet being imaged via an…

Hubble Finds a Little Gem

This colorful bubble is a planetary nebula called NGC 6818, also known as the Little Gem…

Stormy Seas in Sagittarius

This new NASA/ESA Hubble Space Telescope image shows the center of the Lagoon Nebula, an object…