Interstellar visitors such as Oumuamua—discovered by Robert Weryk with Pan-STARRS1—and 3I/ATLAS have sparked debates about their origins and natures, ranging from alien‑technology speculation to conventional explanations, while 2I/Borisov be… #aliens #apr2026 #hi #ovni #space #uap #ufo #ufosky #usa https://www.space.com/oumuamua-first-interstellar-visitor-true-nature-mystery