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Tiny fragments of interstellar meteorite may have been found in the Pacific Ocean | Ski.News

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Small meteorite spherules from the most probable path of IM1. Image credit: Avi Loeb, Harvard University/Project Galileo.

Professor Avi Loeb and colleagues at Harvard University have discovered at least 50 tiny spherical iron fragments near the path of the fireball of the first recognized interstellar meteor, IM1. Small meteorite spherules from the most probable path of IM1. Image credit: Avi Loeb, Harvard University/Project Galileo. IM1 was detected in the South Pacific off … Read more

Meteorite-like fireballs spotted in the solar corona | Ski.News

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This image, taken with ESA's Solar Orbiter on 1 April 2022, shows a partial section of the Sun with gas at 1 million degrees; the red paths correspond to some of the rain tracks analyzed by Antolin et al. Image credit: Patrick Antolin / ESA / Solar Orbiter / EUI / HRI.

Coronal rain is the most dramatic manifestation of cooling in the solar corona. It corresponds to cold, dense clumps of plasma appearing on a time scale of minutes in the corona, which preferentially fall towards the solar surface along coronal rings. Now, solar astronomers using ESA’s Solar Orbiter have observed a never-before-seen fireball phenomenon occurring … Read more