Our first interstellar visitor may be a camouflaged comet

‘Oumuamua looks like an asteroid, but it could have an icy heart

‘Oumuamua asteroid

ICY INTERIOR  The solar system’s first interstellar visitor might be a comet rather than an asteroid. The object, seen in this artist's representation, may have an icy heart surrounded by an insulating crust, researchers suggest.

Gemini Observatory/AURA/NSF image by Joy Pollard

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