Words similar to extraterrestrial

Example sentences for: extraterrestrial

How can you use “extraterrestrial” in a sentence? Here are some example sentences to help you improve your vocabulary:

Since living entities require a continual source of usable energy, we should be able to detect a chemical signature of life in the form of mixtures of redox molecules such as porphyrins, quinones, and flavins that transport electrons along redox gradients between electron donors and acceptors [ 13 ] . We examined methods to extract and detect the components of electron transport chains that might be used to indicate the presence of life on site in extraterrestrial locations.
These data confirm the deleterious effects of extraterrestrial solar UV radiation but also confirm that thin layers of clay, rock, or meteorite can successfully shield spores from UV damage if they are in direct contact with the spores.
(Scientists currently searching the radio frequency spectrum for signals indicative of extraterrestrial intelligence refer to their goal--positive intelligent signals--as LGM.)
Such stability problems should not be of such concern for extraterrestrial sites such as Europa or Titan.
It has been suggested that SF include only those stories which would be invalidated without their scientific content; that fiction which concerns science, scientists, and the impact of science on humans; that which explores alternate existences (whether future, extraterrestrial, or only in characters' minds) based on facts and logical progression via scientific method.