The universe’s ‘most relaxed’ galaxy cluster was shaped by cosmic violence, new study finds What's the truth behind this unusually tranquil city of galaxies? Astrobitica May 20, 2026 (Last updated: May 20, 2026) 1 minute read What’s the truth behind this unusually tranquil city of galaxies? About the Author Astrobitica Administrator Visit Website View All Posts This post was originally published on this site Post navigation Previous: Could future Mars settlers print their own tools?Next: Image: NASA’s Psyche mission spies Mars’ wind-blown craters during close approach