Oh, definitely. Like, for sure for SURE aliens exist. This universe is too massive to have sentient life limited to one little rock in the dark.
As for how they look... well. Not to be DRAMATIC, but I’m pretty sure some look just like you and me. (◐ω◑ )
ABOUT LIL MIQUELA
Miquela Sousa, better known as Lil Miquela, is a fictional character and digital art project. Miquela is an Instagram model and music artist.