After #AwesomeApril and #CosmicMAYhem gave us 13 candidates, June closed out the first quarter of our year-long #O3 run with 2 more candidate events, both likely pairs of merging #BlackHoles. What next for @LIGO and @ego_virgo in July?... Watch this space(-time) ! #O3ishere pic.twitter.com/qClsDyrwJX

— LIGO (@LIGO) July 1, 2019