Meet Phaethon, a weird asteroid that thinks it's a comet – our new research may explain what's going on

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Meet Phaethon, a "rock comet" that blurs the definitions between asteroid and comet, and learn why it will be worth paying attention to this fascinating object in the coming years.

Meet Phaethon, a weird asteroid that thinks it's a comet – our new research may explain what's going on : Read more