Aliens in universe

Aliens, also known as extraterrestrial life, refer to hypothetical beings or organisms that originate from outside Earth. The existence of aliens has been a subject of fascination and speculation for centuries, captivating the minds of scientists, philosophers, and the general public alike. While there is no concrete evidence to definitively prove or disprove the existence of aliens, numerous theories, claims, and alleged sightings have fueled the ongoing debate.