Apollo astronauts had to perform some return maneuvers while their spacecraft was behind the moon and outside communications range with Earth.
Sources
- Inside Apollo mission control, from the eyes of the first woman on the job (nationalgeographic.com)
- https://www.nasa.gov/history/apollo-11-mission-overview/ (nasa.gov)
- https://history.nasa.gov/afj/ap12fj/17day7_rev44_tei.html (history.nasa.gov)
- https://www.nasa.gov/history/apollo-10-clears-the-way-for-the-first-moon-landing/ (nasa.gov)
- https://www.nasa.gov/history/afj/ap08fj/22b-day4_tei.html (nasa.gov)
- https://www.nbcnews.com/science/space/six-minutes-suspense-how-apollo-11-made-it-around-moon-n160001 (nbcnews.com)
More in History
- Nicéphore Niépce produced the first successful photograph from nature in 1826 or 1827, an approximately eight-hour exposure of the courtyard of his estate, Le Gras, made with a camera obscura and a pewter plate.
- In 1980, Mike Gravel lost the Democratic Senate primary to Clark Gruening, grandson of Ernest Gruening, who then lost the general election to Republican Frank Murkowski.
- The Current Intelligence Bulletin began on 28 February 1951, was retitled the Central Intelligence Bulletin in 1958, and remained a separate publication until 10 January 1974, when it was replaced by the National Intelligence Daily.
- The small, lightweight stone tools found at the Debra L. Friedkin site in Texas do not resemble Clovis tools.
- In May 1946, the U.S. Supreme Court ruled 5-2 in favor of the Causbys in United States v. Causby.
- The Cold War superpowers competed through proxy wars in Korea, Vietnam, and Afghanistan rather than direct military confrontation.