Astronomers have spotted something extraordinary in the ancient universe: a ring galaxy as it appeared just 2.1 billion years after the Big Bang. Using the James Webb Space Telescope, researchers observed a galaxy with a spectacular ring of newborn stars—a sight so rare it suggests the early cosmos was far more chaotic and collision-prone than scientists previously believed.

Ring galaxies form when one galaxy passes through another in a cosmic collision, creating shockwaves that trigger intense star formation in ring-shaped patterns. Finding one so early in the universe's history challenges our understanding of how frequently these dramatic collisions occurred. The discovery opens new questions about the violent dance of galaxies in the universe's first few billion years. Read the full story →

Today's takeaway: The early universe was messier and more collision-prone than we thought—and it made some stunning stellar nurseries.