There are some irrefutable truths: For every action there is an equal and opposite reaction, and nothing can exceed the speed of light.

And so travelling to far off planets in other solar systems remains a distant dream.

Simply put, we will never have the capacity to reach those far-flung planets we see in the night sky.

Or will we?

Dr Miguel Alcubierre, is a theoretical physicist working at the ‘Nuclear Sciences Institute’ of the National Autonomous University of Mexico