
The BeLaU spherules are a collection of microscopic, metallic spheres enriched in beryllium (Be), lanthanum (La), and uranium (U), discovered during a 2023 oceanic expedition led by Harvard astrophysicist Avi Loeb. This mission aimed to locate remnants of a meteor, designated IM1, which entered Earth’s atmosphere in 2014 and was hypothesized to be of interstellar origin



