Live data

The raw numbers behind the alerts: every close approach within 5 lunar distances, every object with elevated risk, and the latest asteroid news — refreshed daily from the Minor Planet Center and NASA Sentry.

Current alerts

Close approaches

Showing asteroids passing within 5 lunar distances from today onwards

Potential threats

Showing asteroids with impact probability greater than 1.0% or Torino scale greater than 0

Recent asteroid news

One email a week

What’s passing, what’s visible, what hit.