2 x Ltr/C
2 x Ltr
11 x Ltr/C; 4 x Ltr
14 x Ltr/C; 5 x Ltr; 14 x Ldgr/C; 4 x Ldgr
5 x Ltr/C
7 x Ltr; 4 x Ltr/C/D; 2 x Lgl
There is no Extraterrestrial life
There aren't any suitably capable Extraterrestrials
Interstellar travel is too difficult
We're too uncool / not worth the trouble
What do you mean they haven't visited?
Results (562 votes). Check out past polls.