Tuesday, November 4, 2014

ScienceDaily: Stars News

ScienceDaily: Stars News


VLTI Detects Exozodiacal Light: New challenge for direct imaging of exo-Earths

Posted: 03 Nov 2014 05:25 AM PST

Astronomers have discovered exozodiacal light close to the habitable zones around nine nearby stars. This light is starlight reflected from dust created as the result of collisions between asteroids, and the evaporation of comets. The presence of such large amounts of dust in the inner regions around some stars may pose an obstacle to the direct imaging of Earth-like planets in the future.

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