CAPE CANAVERAL, Fla. -- Workers unload a container holding the cruise stage, one of the first three elements for NASA's Mars Science Laboratory (MSL) that arrived at NASA Kennedy Space Center's Shuttle Landing More
Cape Canaveral, Fla. -- The sunrise casts a haze over the Shuttle Landing Facility and the Vehicle Assembly Building at NASA's Kennedy Space Center in Florida, where the arrival of NASA's Mars Science Laborator More
CAPE CANAVERAL, Fla. -- Workers unload a container holding the heat shield, one of the first three elements for NASA's Mars Science Laboratory (MSL) that arrived at NASA Kennedy Space Center's Shuttle Landing F More
CAPE CANAVERAL, Fla. -- Workers load onto a transporter a container holding the back shell, one of the first three elements for NASA's Mars Science Laboratory (MSL), that arrived at NASA Kennedy Space Center's More
CAPE CANAVERAL, Fla. -- Workers unload a container holding the back shell, one of the first three elements for NASA's Mars Science Laboratory (MSL) that arrived at NASA Kennedy Space Center's Shuttle Landing Fa More
CAPE CANAVERAL, Fla. -- Workers load onto a transporter a container holding the heat shield, one of the first three elements for NASA's Mars Science Laboratory (MSL), that arrived at NASA Kennedy Space Center's More
CAPE CANAVERAL, Fla. -- Workers unload a container holding the heat shield, one of the first three elements for NASA's Mars Science Laboratory (MSL) that arrived at NASA Kennedy Space Center's Shuttle Landing F More
CAPE CANAVERAL, Fla. -- Workers unload a container holding the back shell, one of the first three elements for NASA's Mars Science Laboratory (MSL) that arrived at NASA Kennedy Space Center's Shuttle Landing Fa More
CAPE CANAVERAL, Fla. -- Workers load onto a transporter a container holding the heat shield, one of the first three elements for NASA's Mars Science Laboratory (MSL), that arrived at NASA Kennedy Space Center's More
CAPE CANAVERAL, Fla. -- Workers unload a container holding the cruise stage, one of the first three elements for NASA's Mars Science Laboratory (MSL) that arrived at NASA Kennedy Space Center's Shuttle Landing More
CAPE CANAVERAL, Fla. -- Workers have loaded onto a transporter all three containers holding the first three elements for NASA's Mars Science Laboratory (MSL) that arrived at NASA Kennedy Space Center's Shuttle More
CAPE CANAVERAL, Fla. – John Grotzinger, project scientist for Mars Science Laboratory (MSL) at the California Institute of Technology in Pasadena, Calif., demonstrates the operation of MSL's rover, Curiosity, d More
CAPE CANAVERAL, Fla. – NASA’s Kennedy Space Center in Florida is host to a Mars Science Laboratory (MSL) science briefing as part of preflight activities for the MSL mission. From left, NASA Public Affairs Offi More
CAPE CANAVERAL, Fla. – At NASA Kennedy Space Center in Florida, Will.i.am (left), entertainer and member of The Black Eyed Peas, receives a briefing from Larry Price, Lockheed Martin deputy program manager, on More
CAPE CANAVERAL, Fla. – Television personality Bill Nye the Science Guy talks to the participants of a NASA Tweetup in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activiti More
CAPE CANAVERAL, Fla. – From left, Yves Lamothe, lead systems engineer for the 21st Century Ground Systems Program at NASA Kennedy Space Center; NASA Administrator Charles Bolden; Will.i.am, entertainer and memb More
CAPE CANAVERAL, Fla. – NASA Administrator Charles Bolden addresses the participants of a NASA Tweetup in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activities for the ag More
CAPE CANAVERAL, Fla. – At NASA Kennedy Space Center in Florida, Will.i.am (left), entertainer and member of The Black Eyed Peas, accompanied by Yves Lamothe, lead systems engineer for the 21st Century Ground Sy More
CAPE CANAVERAL, Fla. – In the Vehicle Assembly Building at NASA Kennedy Space Center in Florida, Will.i.am, entertainer and member of The Black Eyed Peas, and television personality Bill Nye the Science Guy pos More
CAPE CANAVERAL, Fla. – Expedition 25 astronaut Doug Wheelock talks to the participants of a NASA Tweetup in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activities for the More
CAPE CANAVERAL, Fla. – At NASA Kennedy Space Center in Florida, presenters and Kennedy personnel supporting a NASA Tweetup get a close-up look at space shuttle Endeavour being stored in the Vehicle Assembly Bui More
CAPE CANAVERAL, Fla. – From left, Lars Perkins, chair of the Education and Public Outreach Committee of the NASA Advisory Council; former astronaut Leland Melvin, NASA associate administrator for Education; Wil More
CAPE CANAVERAL, Fla. – Participants of a NASA Tweetup pose for a group portrait at NASA Kennedy Space Center's Press Site in Florida during prelaunch activities for the agency’s Mars Science Laboratory (MSL) la More
CAPE CANAVERAL, Fla. – Television personality Bill Nye the Science Guy talks to the participants of a NASA Tweetup in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activiti More
CAPE CANAVERAL, Fla. – From left, former astronaut Leland Melvin, NASA associate administrator for Education; Will.i.am, entertainer and member of The Black Eyed Peas; and NASA Deputy Administrator Lori Garver More
CAPE CANAVERAL, Fla. – At NASA Kennedy Space Center in Florida, Will.i.am, entertainer and member of The Black Eyed Peas, hears about the space shuttle mission plaques lining the lobby of the Launch Control Cen More
CAPE CANAVERAL, Fla. – At NASA Kennedy Space Center in Florida, Will.i.am (center), entertainer and member of The Black Eyed Peas, talks with employees on hand during his tour of the Operations and Checkout Bui More
CAPE CANAVERAL, Fla. – NASA Administrator Charles Bolden addresses the participants of a NASA Tweetup in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activities for the ag More
CAPE CANAVERAL, Fla. – NASA Tweetup participants hear a presentation by Expedition 25 astronaut Doug Wheelock in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activities fo More
CAPE CANAVERAL, Fla. – NASA Deputy Administrator Lori Garver addresses the participants of a NASA Tweetup in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activities for th More
CAPE CANAVERAL, Fla. – NASA Deputy Administrator Lori Garver addresses the participants of a NASA Tweetup in a tent set up at NASA Kennedy Space Center's Press Site in Florida during prelaunch activities for th More