Dwarf Planet Found at the Edge of the Solar System

11:55 minutes

Reporting in Nature, scientists say they have spotted a dwarf planet at the edge of the solar system, just outside of the Oort Cloud. Astronomer Chad Trujillo discusses how this celestial body may have ended up in this far-flung region and what it can tell us about the formation of the solar system.

Segment Guests

Chad Trujillo

Chad Trujillo is an astronomer at the Gemini Observatory in Hilo, Hawaii.

Meet the Producer

About Alexa Lim

Alexa Lim is Science Friday’s associate producer. Her favorite stories involve space, sound, and strange animal discoveries.

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