Hoverboards, teleportation, and the power to predict murders have all been promised by science fiction over the years.
In actual life, though, the design of those sneakers with the pop-out wheels was perhaps the pinnacle of human creativity. Disappointing.
While astronomers have made enormous advances in their understanding of the secrets of space, there is only so much we can do with it.
After all, we're constrained by the limitations of both our technology and the longevity of our fragile squishy bodies.
However, it turns out that trips to the Milky Way's planets may be achievable in the near future.
They may even take less time than you anticipated. How long would a trip to Saturn take?