Tell us about yourself!
The idea of NASA spending millions for a space pen is a well known urban legend.
Nice idea, especially including the red globes, however, I think you need to look at using light sockets with a skirt around them to prevent any bare wiring, or any possible contact with the screws retaining the wiring.
Most "laser' printers don't use lasers either. They use LCD technology, same as most photocopiers, even the heavy duty commercial jobs at the print shops. The final result is the same, the toner gets transferred to the paper.