London, Canada (SPX) Dec 13, 2022
Researchers from Western have shown that a fireball that originated at the edge of the Solar System was likely made of rock, not ice, challenging long-held beliefs about how the Solar System was formed. Just at the edge of our Solar System and halfway to the nearest stars is a collection of icy objects sailing through space, known as the Oort Cloud. Passing stars sometimes nudge these icy
'Unexpected' space traveller defies theories about origin of Solar System
Space Daily
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