Today Is a Busy Day in Space

A lot's going on over your head today. 1) The SpaceX Falcon 9 launch, postponed twice (once for a malfunctioning piece of Air Force tracking equipment and once due to weather) is scheduled for liftoff tonight at 23:05 UTC (6:05 p.m. Eastern). I have info about the very cool mission and links to watch live in an earlier post. 2) The SpaceX Dragon capsule has been mated to the International Space Station for about a month now, delivering cargo to the astronauts. It's scheduled for release today at...