An artist’s impression of interstellar object `Oumuamua, assuming it’s a rock. ESO/M. Kornmesser, CC BY

Comet or asteroid? Mysterious ‘Oumuamua shows why we may need a new classification system

Comet or asteroid? Mysterious ‘Oumuamua shows why we may need a new classification system Artist’s impression of the interstellar object. ESO/M. Kornmesser, CC BY Monica…

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Artist’s illustration of planet formation. Image credit: NASA / Lynette Cook

How I discovered the origins of the cigar-shaped alien ‘asteroid’ ‘Oumuamua

How I discovered the origins of the cigar-shaped alien ‘asteroid’ ‘Oumuamua Artist’s illustration of planet formation. Image credit: NASA / Lynette Cook Fabo Feng, University…

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ESO/M. Kornmesser, CC BY-SA

Mysterious alien cigar ‘asteroid’ is actually an interstellar lump of ice (not a space ship)

Mysterious alien cigar ‘asteroid’ is actually an interstellar lump of ice (not a space ship) ESO/M. Kornmesser, CC BY-SA Alan Fitzsimmons, Queen’s University Belfast The…

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