A&A special feature: Early results from the Planck mission

Astronomy & Astrophysics proudly present a special feature dedicated to early results from the ESA Planck mission. This collection of 26 articles presents the first year of operations of Planck and the performance of its payload: the Early Release Compact Source Catalogue, ERCSC; first scientific results based on the ERCSC, covering both galactic and extragalactic sources; and first scientific results based on the maps used as input for the production of the ERCSC.