The Best way to Leave the Solar System Might be to fly Uncomfortably Close to the Sun

We've reported before on the conceptual mission known as the Interstellar Probe. This ambitious mission would visit the interstellar medium about 1,000 AU away from the Sun. But how exactly would the probe get there in a reasonable time frame? It has taken Voyager 35 years to travel less than 10% of that distance. The …