[FreedomOfExpression]

The SpaceX webcast will be available starting at about 20 minutes before liftoff, at approximately 5:20 a.m. EDT at SpaceX.com/webcast

The two stage Falcon 9 rocket has a two-hour launch window that extends until Thursday, May 26 at 7:40 p.m. EDT.

The "a.m." is a typo. The broadcast will begin at 5:20 p.m. EDT. Launch window from 5:40 - 7:40 p.m. EDT.

[FreedomOfExpression]

According to the SpaceX press kit.