Today on Twitter, William Shatner -- a.k.a. Captain James Tiberius Kirk of the Starship Enterprise -- tweeted at real astronaut Chris Hadfield. The response was pretty great, and by far the best thing that happened on Twitter during the hours of Thursday, Jan. 3, 2013.
Live long and prosper.
[View the story "The Best Thing That Happened on Twitter Today" on Storify]