‘Oumuamua may be a chip knocked off an icy, Pluto-like exoplanet

Interstellar visitor 'Oumuamua came from an 'alien Pluto,' new study suggests

Oumuamua is Probably Very Similar to Pluto, Just From Another Star System

Oumuamua is Nitrogen-Ice Fragment of Pluto-Like Exoplanet, New Theory Says