"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for a boost, just don't have the ability to scale to useful interstellar speeds ...

When is the next Florida launch?Is there a launch today? Upcoming SpaceX, Blue Origin, NASA rocket launch schedule in Florida ...

The closest star to Earth ... dynamics from the rocket equation.” In other words, all of the work of propulsion is being done ...