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ESO eso1248: Even Brown Dwarfs May Grow Rocky Planets — ALMA sizes up grains of cosmic dust around failed star. Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have for the first time found that the outer region of a dusty disc encircling a brown dwarf contains millimetre-sized solid grains like those found in denser discs around newborn stars. The ...

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European
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ESO News
30 November 2012

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have for the first time found that the outer region of a dusty disc encircling a brown dwarf contains millimetre-sized solid grains like those found in denser discs around newborn stars. The surprising finding challenges theories of how rocky, Earth-scale planets form, and suggests that rocky planets may be even more common in the Universe than expected.

The release, images and videos are available on:
http://www.eso.org/public/news/eso1248/

Translations are available in: Czech, Danish, Dutch, Finnish, French, German, Icelandic, Italian, Norwegian, Polish, Portuguese/Brazil, Portuguese/Portugal, Russian, Spanish, Swedish, Turkish, Ukrainian

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The ESO Education and Public Outreach Department
30 November 2012




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