UFO does not exist, because is too far for UFO to fly to earth, ! _ y$ c( S8 h) [1 V2 ?3 P8 ?9 r1 U0 h% m" P
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9 H9 ^- K/ [( Z# B5 T& y$ F
公仔箱論壇: m' g M) O. g [
distance is the limitation for travel
UFO does not exist, because is too far for UFO to fly to earth, $ Y# Z3 V! l: g公仔箱論壇tvboxnow.com) r/ k! |9 X' W7 W2 w- O
light travels @300,000km per second, the distance from other planet has live forms may be more than 1 million light yearstvb now,tvbnow,bttvb4 q4 ]0 W0 f& Q( I' G
8 S* D7 Y! G% p3 [, ~* a公仔箱論壇You are right, light speeds seems impossibly fast for human, but it might NOT be the case for UFO. Keep this in mind, human's technology is limited to human, there are a lot more material or something we don't even know in outer space.