Science
Solar system’s first interstellar object is a cookie-shaped fragment called Oumuamua – 7NEWS.com.au
Speculation has flipped back and forth between the object being a comet or asteroid – or maybe even an alien artifact.
Our solar systems first known interstellar visitor is neither a comet nor asteroid as first suspected – and looks nothing like a cigar.
A new study says the mystery object is likely a remnant of a Pluto-like world and shaped like a cookie.
Arizona State University astronomers reported this week that the strange 45-metre object appears to be made of frozen nitrogen, just like the surface of Pluto and Neptunes largest moon Triton.
The studys authors, Alan Jackson and Steven Desch, think an impact…
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