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SPHERE reveals protoplanetary discs being shaped by newborn planets

9 November 2016 Astronomy Now

Three teams of astronomers have made use of SPHERE, an advanced exoplanet-hunting instrument on the Very Large Telescope (VLT) at ESO’s Paranal Observatory, in order to shed light on the enigmatic evolution of fledgling planetary systems. The explosion in the number of known exoplanets in recent years has made the study of them one of the most dynamic fields in modern astronomy.

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ALMA reveals planetary construction sites around young stars

20 December 2015 Astronomy Now

Astronomers using the Atacama Large Millimetre/submillimetre Array (ALMA) have found the clearest indications yet that planets with masses several times that of Jupiter have recently formed in the discs of gas and dust around four young stars. Measurements of the gas around the stars also provide additional clues about the properties of those planets.