This artist’s rendering shows the behaviour of different sized particles in the disc of dust that surrounds Oph-IRS 48 system. The bigger particles, millimetres in diameter, tend to clump together in a safe haven that allows them to grow even further, eventually forming boulders and then comets.

More information and download-options:
eso.org/public/videos/eso1325b/

Credit:
ESO/L. Calçada

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