Extra-terrestrials are commonly referred to as aliens, but there are several other synonyms to describe beings from outer space. Outer-dimensional beings, space aliens, extraterrestrial life-forms, and cosmic creatures are just a few examples. Other terms include intergalactic travelers, celestial beings, and star people. Some prefer to call them extraterrestrial beings or ETs, while others use the term non-earthlings or off-worlders. Additionally, there are more specific names depending on their appearance, such as grey aliens, reptilians, and Nordic aliens. No matter what term is used, the idea of extraterrestrial life has always been a fascinating topic for exploration and speculation.