Even at Light Speed, the Oort Cloud Is Over a Year Away The Oort Cloud, a vast shell of icy objects surrounding our solar system, is so distant that even traveling at the speed of light, it would take more than a year to reach its inner edge. This staggering distance highlights just how enormous our solar system truly is. The Oort Cloud is believed to be the source of long-period comets and marks the outermost gravitational boundary of the Sun’s influence. Important Details: • Located far beyond