“…The principal features of the hypothesized small comets as given by Sigwarth [1993, 1997a] are a globally the POLAR satellite, launched in February 1996. Following these reports, new criticism of the small-comet hypothesis has appeared, principally in two areas: concern about potential instrumental and algorithmic artifacts [Parks et al, 1997[Parks et al, , 1998Mozer et al, 1998;McFadden et al, 1998] and unacceptable geophysical consequences [Grier and McEwen, 1997;Swindle and Kring, 1997;Rizk and Dessler, 1997] (also see the special session "Very Small Comets" [Eos Trans. AGU, 79(17), Spring Meet.…”