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Star formation

Three's a crowd

An Erratum to this article was published on 15 June 2000

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Figure 1: Star rating.
Figure 2: Millimetre-wave image of a cluster of four young protostars in a nearby star-forming region, NGC1333.


  1. *The Formation of Binary Stars International Astronomical Union Symposium 200. Potsdam, Germany, 10–15 April 2000.


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Correspondence to Alan P. Boss.

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Boss, A. Three's a crowd. Nature 405, 405–407 (2000).

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