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Mapping of shadows cast on a protoplanetary disk by a close binary system

van der Plas, G.; Avenhaus, H.; Girard, J. +47 more

For a comprehensive understanding of planetary formation and evolution, we need to investigate the environment in which planets form: circumstellar disks. Here we present high-contrast imaging observations of V4046 Sagittarii, a 20-Myr-old close binary known to host a circumbinary disk. We have discovered the presence of rotating shadows in the di…