Who's up for an early morning launch? Weather permitting, a SpaceX Falcon 9 rocket should be visible on the Treasure Coast after liftoff on Saturday.

SpaceX rocket launch: What time is liftoff? Where to see it in Sebastian, Vero Beach A SpaceX Falcon 9 rocket is set to launch a batch of Starlink satellites from Cape Canaveral, Florida.

Based on the finite-difference time-domain method with inhomogeneous grid and GPU parallel computing, this paper establishes the propagation model of very low frequency (VLF) waves in the ionosphere.