Asteroid Alerts

Don't look up. Stay updated on asteroid flybys and near-Earth objects with NASA-powered real-time alerts, daily digests, and asteroid data.

Asteroid Alerts: Real-Time NASA Asteroid Tracker

Track near-Earth asteroids, meteor flybys, and space threats in real time. Get instant alerts and explore detailed data on every object passing close to Earth — all powered by NASA and the Minor Planet Center. Created by asteroid scientist Dr. Francesca DeMeo.

FEATURES Live Asteroid Tracking – Monitor current and upcoming near-Earth objects and potentially hazardous asteroids Push Notifications – Get alerts for new discoveries and close approaches Weekly Briefings – Summaries of asteroid activity and upcoming events Detailed Object Data – Size, velocity, approach distance, impact hazard, and impact probability NASA Sentry Integration – Follow officially tracked risk objects Asteroid & Space News Feed – Latest discoveries and mission updates Clean, Visual Interface – Charts and visuals designed for quick insight

DATA SOURCES NASA JPL Sentry System Minor Planet Center (MPC)

Perfect for space enthusiasts, astronomy students, and anyone fascinated by asteroids and planetary defense.

Download Asteroid Alerts today — your real-time window into what’s flying past Earth.