bill: what is that on screen? no astronomer saw it before and scientist are clueless about what it might be, a meteor, star, clearly a ufo as in unidentified, and michio kaku is host of the new science channel theory, physics of the impossible tuesdays at 10:00, here for a second season, congratulations on that and back on the screen. what is it. we don t know. we are stumped, scientists around the world are saying, what the heck is this object? it doesn t fit any of the profiles of the usual suspects, that is the problem. bill: usual suspects are, comet. meteor, stars. stars, galaxies. planets. bill: how about an alien theory. well, the object is about the