Today in history 41

Here are some historical events that occurred on November 21st:

1969: The first episode of the popular TV show "Sesame Street" airs on NBC.

1973: The United States launches the Pioneer 11 spacecraft, which becomes the first spacecraft to visit Saturn.

1980: The United States Olympic hockey team, made up of amateur and collegiate players, defeats the heavily favored Soviet Union team 4-3 in the "Miracle on Ice" game during the Winter Olympics in Lake Placid, New York.

1997: The Mars Global Surveyor reaches Mars and begins mapping the planet's surface.

2005: The European Space Agency's SMART-1 spacecraft crashes into the Moon's surface, marking the first time a spacecraft has intentionally impacted the Moon.

2014: The European Space Agency's Philae lander becomes the first spacecraft to land on a comet, landing on Comet 67P/Churyumov-Gerasimenko.

These are just a few of the many historical events that occurred on November 21st.