Expand Once aboard the I.S.S., Hague and Gorbunov will become members of the Expedition 72 crew and perform research, technology demonstrations, and maintenance activities. The pair will join NASA astronauts Don Petitt, Butch Wilmore, Suni Williams, as well as Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner. Will the weather affect the launch? Launch weather officers are predicting a 55% chance that the launch will happen with cumulus cloud rule, precipitation and surface electric fields rule (the one-minute average of the electric field mill network must not exceed -1 or +1 kilovolt per meter within 5 nautical miles of the launch pad) are the main concerns. The Dragon spacecraft's hatch has been closed, and the rocket remains on track for lift-off at 1:17 p.m. STAY CONNECTED WITH FOX 35 ORLANDO: