SpaceX is preparing to launch the Falcon Heavy rocket on its maiden voyage.<br />The Falcon Heavy consists of three engine assemblies used for the Falcon 9 rocket, giving it a total of 27 rocket engines.<br />The Falcon Heavy recently went through a successful test firing of its rocket engines, but weather has delayed the launch for days.<br />The latest launch window is between 1:30 and 4:00 P.M. Eastern Standard time on February 6th. <br />
