Sail Used Optimist California Could Lasers Be Used To Push A Solar Sail To Another Solar System With Say A 50 Year Travel Time?

Could lasers be used to push a solar sail to another solar system with say a 50 year travel time? - sail used optimist california

I think Arthur C. Clark wrote a story for them to hire solutions for many technical problems in this area are discussing about. Also found a way to slow the arrival and return of the vehicle on the ground. Since he is the man who invented the idea of the geostationary orbit, I will not say can not do. Many interesting possibilities.
From your questions I think you need to get all his stories will be found and read. I also recommend techniques of Robert Forward tell similar stories. Include a few questions and ideas that have not heard, so if you can learn to write, you have a career as a writer of science fiction.
The laser does not extend as described above.