On Thursday, NASA handed the world's most traveled space shuttle over to the Smithsonian. Visitors won't be able to walk its decks, but they will be able to experience the shuttle's interior through interactive images.
On Feb. 20, 1962, Glenn piloted NASA's Mercury capsule, known as Friendship 7, three times around Earth, matching the groundbreaking achievement of the rival Soviet Union, which launched cosmonaut Yuri Gagarin into orbit 10 months earlier.
NASA's 2013 budget includes deep cuts to its planetary science mission, particularly its efforts to send spacecraft to Mars. Instead, the space agency will focus on human spaceflight and infrared astronomy. Is NASA now heading down the wrong path?