Asteroid Hitting Earth 2024 Tracker Download Free. Sentry is a highly automated collision monitoring system that continually scans the most current asteroid catalog for possibilities of future impact with earth over the next 100 years. Did you ever wonder how nasa spots asteroids that maybe getting too close to earth for comfort?

Nasa’s asteroid watch dashboard has detected five asteroids approaching earth closely this month. The asteroid measures approximately 1,200 feet (366 m) in diameter, making it large enough to wipe out a small city.