Mercury program: Timeline

1961   Mercury program: Gus Grissom Gus Grissom

Virgil Ivan "Gus" Grissom was a United States Air Force [i] pilot [i] who became the second American [i] ... 

, piloting the Mercury-Redstone 4 capsule ''Liberty Bell 7'', becomes the second American United States

The United States of America, also known as the United States, the U.S., the U.S.A., a... 

 to go into space (sub-orbital).

1963   End of the Mercury program of United States United States

The United States of America, also known as the United States, the U.S., the U.S.A., a... 

 manned spaceflight.

1963   Mercury program: NASA NASA

The National Aeronautics and Space Administration is an agency of the United States Government [i], res ... 

 launches the last mission of the program, Mercury 9 (on June 12 NASA Administrator James E. Webb tells Congress the program is complete).

1999   Mercury program: Liberty Bell 7 is raised from the Atlantic Ocean Atlantic Ocean

The Atlantic Ocean is the second-largest ocean [i], covering approximately one-fifth of the Earth [i]'s ... 

.