3I/Atlas Latest: Astrophysicist Suggests Mysterious Interstellar Object Made From 'Most Efficient Fuel' Out There

International Business TimesMonday, November 3, 2025 at 2:34:03 PM
Harvard astrophysicist Avi Loeb has put forth an intriguing theory that the interstellar object 3I/ATLAS might be composed of antimatter, which he describes as 'the most efficient fuel' available. This claim has sparked interest and debate in the scientific community, particularly as NASA scientists express skepticism about the idea. Understanding the composition of such interstellar objects is crucial as it could reshape our knowledge of the universe and the materials that exist beyond our solar system.
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