UFO does not exist, because is too far for UFO to fly to earth, 公仔箱論壇1 H9 |: t, O$ H" Z
light travels @300,000km per second, the distance from other planet has live forms may be more than 1 million light years
公仔箱論壇$ A7 r& N* b- n" j8 g5 r: O
distance i ...公仔箱論壇2 |, E: b+ Y1 M: f! |' o. u7 J) |
ronniecanswim 發表於 2009-8-7 11:30 PM
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