Kelly Fast, current head of NASA’s PDCO (Planetary Defense Coordination Office), explains IAWN (the International Asteroid Warning Network) in a Nature piece (well, Nature Reviews Physics– a Nature title).
https://www.nature.com/articles/s42254-025-00912-7
May Chiao, 05 January 2026 Inside the International Asteroid Warning Network
This would be great publicity, except… it’s paywalled. And yes, I looked for alternate postings.