Comet C/2025 R2 (SWAN) Might Become Visible to the Naked Eye in October: Here’s What We Know

Astronomers report that Comet C/2025 R2 (SWAN), discovered in September, may brighten to near naked-eye visibility in October.Astronomers report that Comet C/2025 R2 (SWAN), discovered in September, may brighten to near naked-eye visibility in October.