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The Impact of Stellar Clustering on the Observed Multiplicity and Orbital Periods of Planetary Systems

14 Jun 2021, 16:00 UTC
The Impact of Stellar Clustering on the Observed Multiplicity and Orbital Periods of Planetary Systems
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Steven N. Longmore et al 2021 ApJL 911 L16
New analysis suggests that stars located in overdensities have a factor of 1.6–2.0 excess in the number of single-planet systems compared to field stars, and field stars contain a greater fraction of multiplanet systems.

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