What do we know about the Starling City Rockets?

Diggle's dad used to take him to Rockets games on the Subway

Sara had a Rockets hat with her when she boarded the Queens Gambit

Diggle is wearing a Rockets hat when ARGUS is attempting to catch Deadshot

The truck carrying the Markov Device passes by a sign that says "Welcome to Starling City Home of the Rockets"

Are the Rockets a Football team or Baseball team? Basketball?