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Label it GOES-O
Label it GOES-O

In the Astrotech payload processing facility in Titusville, Fla., technicians monitor the second half of the payload fairing as it…

Project Mercury Explained
Project Mercury Explained

Less than a year after its birth, the National Aeronautics and Space Agency announced its first astronaut class, the Mercury…

Expedition 18 Lands
Expedition 18 Lands

The Soyuz TMA-13 spacecraft, carrying Expedition 18 Commander Michael Fincke, Flight Engineer Yury V. Lonchakov and American Spaceflight Participant Charles…

Kepler’s First Light
Kepler’s First Light

On April 8, 2009, the Kepler spacecraft took its first snapshot of the field of diamonds in the sky it…

A Young Pulsar Shows Its Hand
A Young Pulsar Shows Its Hand

A small, dense object only 12 miles in diameter is responsible for this beautiful X-ray nebula that spans 150 light…

Galaxy Triplet ARP 274
Galaxy Triplet ARP 274

On April 1-2, the Hubble Space Telescope photographed the winning target in the Space Telescope Science Institute’s ‘You Decide’ competition…

The Road to Apollo – Gemini’s Rendezvous Docking Simulator
The Road to Apollo – Gemini’s Rendezvous Docking Simulator

After Mercury came Gemini, the project that would put to the test the maneuvers that would be required if Apollo…

The Road to Apollo
The Road to Apollo

In the opinion of many space historians, Langley’s most important contribution to the Apollo program was its development of Lunar…

Kepler’s Primary Mirror
Kepler’s Primary Mirror

Technicians from Ball Aerospace inspected the honeycomb structure of the Kepler Space Telescope’s primary mirror. The mirror has been 86%…

Measuring Rainfall
Measuring Rainfall

Data from the Tropical Rainfall Measuring Mission satellite in September 2005 show the heaviest rain developing in the eastern bands…