NASA probe ready to slam into an asteroid this month in planetary defense test

DART launched last year:

https://en.wikipedia.org/wiki/Double_Asteroid_Redirection_Te...

I haven't kept up on it so well; guess other news has been distracting. Other articles:

https://hn.algolia.com/?dateRange=pastYear&page=0&prefix=tru...

Maybe it will rank higher if it hits the target.