News of the WeekEXTRASOLAR PLANETS

I Spy … a Cold, Little Planet

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Science  27 Jan 2006:
Vol. 311, Issue 5760, pp. 453
DOI: 10.1126/science.311.5760.453a

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Summary

Applying the technique of gravitational microlensing, a superconsortium of astronomers has detected a frozen ice ball much smaller than Neptune orbiting a faint star in the distant central bulge of the galaxy. It's the first of a new class of cold, diminutive extrasolar planets. (Read more.)