tidal radius References tidal radius astronomy Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: Milky Way Galaxy/ Globular clusters…the centre, and (2) the tidal radius, which measures the cutoff of star densities at the edge of the cluster. Read More…the centre, and (2) the tidal radius, which measures the cutoff of star densities at the edge of the cluster. Read More