Gaps in gas disks around stars may not always mark newborn planets

New research is prompting a debate over how to study infant planets

young star disks

DISK DIVERSITY  The swirling disks of gas and dust around young stars, some of which are shown here in images taken by the Atacama Large Millimeter/submillimeter Array in Chile, come in a variety of forms. New research raises questions about whether gaps in the disks mark the birthplaces of planets.  

Sean Andrews/DSHARP/ALMA

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