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Science & Medicine

Astronomers Stunned by a Tiny World With an Atmosphere

New Scientist Weekly by New Scientist

May 6, 202621:17Science & Medicine

Episode 366 A Pluto-sized object in the outer solar system has shocked scientists. It’s so tiny that it shouldn’t have an atmosphere - but it does. Object 2002 XV93, known as a plutino, is a small rock floating about in...

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Astronomers Stunned by a Tiny World With an Atmosphere is an episode from New Scientist Weekly by New Scientist. Episode 366 A Pluto-sized object in the outer solar system has shocked scientists. It’s so tiny that it shouldn’t have an atmos...

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Published May 6, 2026, 21:17 long, audio available.

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