This is a list of lists of fictional extraterrestrial species and races.

Alphabetical

A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z

By medium & franchise

Literature

Comics

Film and television

Games

By appearance

See also

source: https://en.wikipedia.org/wiki/Lists_of_fictional_extraterrestrials