| skos:altLabel | - canceled
- cancellation
- Apollo 18
- Apollo 18 (canceled)
- Apollo 18 and Apollo 19
- Apollo 18 and Apollo 19 were canceled
- Apollo 18 was cancelled
- Apollo 19
- Apollo 19 (canceled)
- Apollo 20
- Apollo 20 (canceled)
- Apollo 22
- Apollo 24
- Apollo 25
- Apollo cancellations
- Apollo missions 18 through 20
- Apollo missions 18, 19, and 20 were canceled
- Apollo program
- Canceled Apollo missions#Follow-on lunar missions
- LM-9
- aborted Apollo 18 mission
- canceled Apollo 18
- canceled Apollo 19 mission
- canceled Apollo 20 mission
- canceled Apollo missions
- canceled lunar mission
- cancellation of Apollo 20
- cancellation of further Apollo missions
- cancellations of Apollos 18 and 19
- cancelled Apollo 18 mission
- cancelled flights
- last Apollo missions
- total of ten landings
- were cancelled
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