YR4 Tracker yr4tracker.com 2 points by MichaelAO 2 years ago · 2 comments Reader PiP Save Collapse all Expand all 1 thread ChrisArchitect 2 years ago Related:Probability of 2024 YR4 impacting Earth in 2032 is now 2.2%https://news.ycombinator.com/item?id=42964549