MACSJ1423: Galaxy ClusterMACSJ1423: Galaxy ClusterInsightsmatter and cosmic evolution.MACSJ1423 reveals key findings on darkCosmology and Nongalactic AstrophysicsInsights from MACSJ1423: A Galaxy Cluster StudyMACSJ1423 offers key data on dark matter and cosmic evolution.2025-08-02T21:59:03+00:00 ― 6 min read