An asteroid is a minor planet —an object larger than a meteoroid (thus 1 meter or larger) that is neither a planet nor an identified comet —that orbits within the inner Solar System or is co-orbital with Jupiter …

1 day ago · Explore the 3D world of Asteroids, Comets and NEOs. Learn about past and future missions, tracking and predicting orbits, and close approaches to Earth.

May 14, 2026 · Asteroid, any of a host of small bodies, about 1,000 km (600 miles) or less in diameter, that orbit the Sun primarily between the orbits of Mars and Jupiter in a nearly flat ring called the …

1 day ago · Welcome to Asteroid Alerts, your source for tracking Near-Earth Objects and potential asteroid threats. Our system continuously monitors data from Minor Planet Center and NASA Sentry …

May 13, 2026 · Newly discovered asteroid will make a close, but safe, encounter with Earth The asteroid will pass within about 56,000 miles of Earth.

Sep 17, 2025 · Asteroid 2025 FA22, measuring up to 951 feet across, will make a close approach to Earth early Thursday according to NASA scientists.

Sep 23, 2025 · NASA is tracking a massive asteroid headed towards Earth named 2021 R16, which will come remarkably close to our planet as it hurtles through space.

A small asteroid discovered just eight days ago is set to fly past Earth tonight at a distance of roughly 57,000 miles, well inside the orbit of the Moon. The object, designated 2026 JH2, was ...

May 18, 2026 · An asteroid named 2026JH2 will swing by Earth on Monday, passing four times closer than our distance to the moon.

23 hours ago · Track asteroids and near-Earth objects in real-time. Live NEO positions, close approaches, potentially hazardous asteroids (PHA). NASA JPL asteroid data on 3D globe.