galaxy group or cluster (Q14515149)
largest known gravitationally bound object in universe; aggregation of galaxies
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other details
aliases galactic grouping (group/cluster)
 galaxy group or galaxy cluster
 Group and cluster
description largest known gravitationally bound object in universe; aggregation of galaxies

External Links
(P227) 4244847-5
(P646) /m/039ff
(P1417) topic/group-cluster
(P2671) /g/1269nx9q8
(P6366) 83160514
(P8408) Group-AstronomicalBody
(P10283) C83160514