Why exoplanets aren’t as reachable as you think

One of the tenets of science fiction is that of inter-planetary travel. The dream of boarding a spacecraft and launching out to the far reaches of the universe is an exciting idea, but the reality of this happening anytime soon is slim to none. Despite NASA’s Kepler mission identifying almost 3,000 exoplanets in its mere three years of research, there are limitations to reaching any of these newly-discovered planets. Through some research I’ve done for my science fiction novel, Frozen Planet, four boundaries are keeping us from traveling to the thousands of planets in the known universe: Habitable Zone Distance Gravity Slings Escape Velocity The first problem with many of these planets is that they aren’t the right distance from their respective star for us. Too close and we’d burn up, too far and we’d freeze to death. The zone right in the middle is known as the “Goldilocks Zone” for being just right to sustain life. Fortunately, because the research that discovered these planets...
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