A Marine helicopter picks up Mercury astronaut Alan Shepard and his Freedom 7 capsule in the Atlantic Ocean after his…
Astronaut Alan B. Shepard, Jr. sits in his Freedom 7 Mercury capsule, ready for launch. Just 23 days earlier, Soviet…
APOD Science APOD APOD: 2011 April 26 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss …
These side-by-side images obtained by NASA's Cassini spacecraft show the feature named Tortola Facula on Saturn's moon Titan. The left…
The four-member crew is at Kenn
In this image from 2005, NASA's Mars Exploration Rover Opportunity used its rock abrasion tool on a rock informally named…
APOD Science APOD APOD: 2011 April 25 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss …
APOD Science APOD APOD: 2011 April 24 – The… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss…
APOD Science APOD APOD: 2011 April 23 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss …
Viewed from space, the most striking feature of our planet is the water. In both liquid and frozen form, it…
