Scientists Uncover Pre-Solar Stardust in Asteroid Bennu Samples

Scientists Uncover Pre-Solar Stardust in Asteroid Bennu Samples

Scientists have discovered an unexpectedly high quantity of pre-solar particles (dust from supernovae predating our solar system) in samples obtained from the near-Earth asteroid (101955) Bennu by NASA’s Osiris-Rex spacecraft. Characterization of pre-solar spinel hibonite particles collected from the asteroid Bennu. Image credit: Nguyen et al., doi: 10.1038/s41550-025-02688-3. Dr. Anh Nguyen from NASA’s Johnson Space [...] The post Scientists Un…

Scientists Find Presolar Stardust in Samples from Asteroid Bennu

Researchers have detected an unexpectedly high abundance of presolar grains -- dust from stellar explosions predating our Solar System -- in the samples of the near-Earth asteroid (101955) Bennu collected by NASA’s OSIRIS-Rex spacecraft. The post Scientists Find Presolar Stardust in Samples from Asteroid Bennu appeared first on Sci.News: Breaking Science News.