What makes the Kessler scenario worse is that every collision creates dozens or hundreds more cars, increasing the probability of a subsequent collision. Throug

What makes the Kessler scenario worse is that every collision creates dozens or hundreds more cars, increasing the probability of a subsequent collision. Through positive feedback, large classes of orbits become unusable for meaningful mission lifetimes, even if the odds were still low for an individual spacecraft to have a collision in some short time window.