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Astronomers to decide what makes a planet

Nature (2005)Cite this article

Status of newly discovered world hangs in the balance.

The discovery of a new addition to our Solar System has prompted astronomers to fast-track plans to decide what is and is not a planet. The rules, which could be formulated by the end of this week, could more than double the number of local planets - or they could demote Pluto, leaving us with only eight in our neighbourhood.

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  1. Jim Giles
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California Institute of Technology

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Giles, J. Astronomers to decide what makes a planet. Nature (2005). https://doi.org/10.1038/news050801-2

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  • DOI: https://doi.org/10.1038/news050801-2

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