
Mariner 2 was the world’s first successful interplanetary spacecraft. Launched Aug. 27, 1962, on an Atlas-Agena rocket, Mariner 2 passed…

This photo gives a “worms eye” view of a robot arm holding a surrogate or simulated mirror segment (black hexagonal…

An engineer works on the spectrometer instrument for the Interface Region Imaging Spectrograph (IRIS). IRIS is a NASA Small Explorer…

This image shows where NASA’s Curiosity rover aimed two different instruments to study a rock known as “Jake Matijevic.” The…

This image shows the wall of a scuffmark NASA’s Curiosity made in a windblown ripple of Martian sand with its…

The space shuttle Endeavour and its 747 carrier aircraft soar off the California coast near Ventura.

Thor-Able I with the Pioneer I spacecraft atop, prior to launch at Eastern Test Range at what is now Kennedy…

This 3D, or stereo anaglyph, view shows the upcoming science destination for NASA’s Mars rover Curiosity, a region dubbed “Glenelg,”…

Artist’s concept of the IRIS satellite in orbit.

Five years ago today, on Oct. 10, 2007, U.S. astronaut Peggy A. Whitson, the first woman to command the International…