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Nasa Spaceflight's stream https://www.youtube.com/watch?v=NPNvB5ComFw https://www.youtube.com/watch?v=NPNvB5ComFw are also really good at explaining, answering
by Nekhrimah 5y ago
Nasa Spaceflight's stream https://www.youtube.com/watch?v=NPNvB5ComFw https://www.youtube.com/watch?v=NPNvB5ComFw are also really good at explaining, answering viewer questions, and tracking the progress of the countdown.