Fantastic Images of Comets. But what is there relationship to the fireballs if any?
Since the turn of century our once sparse interplanetary space is not so anymore. Comets have visited us; over 2800 new comets detected. Since turn of century asteroids being tracked has mushroomed. Fireballs piercing the sound barrier has mushroomed. Cosmic ray background concentration is up ten fold... it's no longer a empty and sparse solar system anymore. These changes are sudden in geologic time frames. In solar system tme frames these changes are very sudden.