Sputnik @ 50
On Oct. 4, 2007, the Adler Planetarium, WTTW Channel 11 and C2ST celebrated the 50th anniversary of the launch of Sputnik, the world’s first man-made orbiting satellite, with Sputnik @ 50, a public program and exclusive talk with Dr. Sergei N. Khrushchev, son of former Soviet Premier Nikita Khrushchev.