
A waxing gibbous moon

The coast of Brazil and the mouth of the Amazon River.

Carol "Bird Song" Harrison is a quality assurance specialist (QAS) working in the Mission Assurance Branch at NASA's Langley Research…

What is a black hole? A black hole is an astronomical object with a gravitational pull so strong that nothing,…

The Earth's limb, or horizon, is pictured from the International Space Station.

Vienna, Austria, is pictured during a night pass from the International Space Station.

The sun's glint beams off the Atlantic Ocean creating a bright golden sheen.

A pair of docked Russian spaceships are pictured from the International Space Station.

A bright blue, South Atlantic Ocean is pictured from the International Space Station.

Eight rocket motor segments for the first flight of NASA’s Space Launch System (SLS) are lined up in preparation for…