-
Sputnik 1, the first man-made object to orbit the Earth, is launched by the U.S.S.R., and remains in orbit until January 4, 1958.
Want to make a timeline like this?
Use Timetoast to turn dates, events, milestones, and phases into a clear visual timeline you can build and share. Timetoast is a timeline maker for work, school, research, and stories.