english: The basic building blocks of life aren't unique to Earth: amino acids have been found in comets, complex organic molecules in interstellar dust clouds, water in exoplanetary systems.
non_english: Osnovni elementi života nisu jedinstveni za Zemlju: aminokiseline su pronađene u kometama, kompleksni organski molekuli u međuzvezdanim oblacima prašine, voda u egzoplanetarnim sistemima.