Audio: What is Pluto, then?

By AG STAFF 7 November 2013
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Astronomers continue to discuss the status of Pluto, since its demotion in 2006.

PLUTO’S STATUS HAS BEEN a topic of astronomical interest since it was demoted from planet to dwarf planet in 2006.

Now, Australian astronomers have identified many more dwarf planets in the outer solar system, re-hashing questions about Pluto’s assignment.

Click here to listen to AG deputy editor John Pickrell discuss the various object types in space and how they are defined.

Listen to 2UE’s Weekends with George and Paul every Saturday at 11:50am to
hear a regular segment from Australian Geographic. Keep an eye out for astronomer Fred Watson’s regular space column, in an upcoming issue of Australian Geographic.