FILE PHOTO: This artist's impression shows the first-known interstellar object to visit the solar system, 'Oumuamua, which was discovered in 2017. European Southern Observatory/M. Kornmesser/ Handout via REUTERS.

WASHINGTON: A reddish-colored cigar-shaped interstellar object called 'Oumuamua that is tumbling through our solar system may be wreckage from a planet ripped apart when it roamed too close to the faraway star it once orbited, according to researchers.