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.

13 hours ago · An asteroid, eerily named Apophis, will pass closer to Earth than many satellites in geosynchronous orbit in 2029 NASA said the asteroid's close approach will alter its orbit and rotation …

2 days ago · 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 asteroid …

Apr 20, 2026 · Brace yourself for a once-in-a-lifetime cosmic spectacle that sounds almost too unreal to believe: NASA has confirmed that the massive “God of Chaos” asteroid, known as Apophis, will …

Apr 24, 2026 · NASA has confirmed exactly when a rare, colossal-sized asteroid will hurtle past Earth, coming closer to our planet than any other celestial object of its size in human history. The asteroid ...

The asteroid, designated 2026 HA3, was listed on NASA’s Jet Propulsion Laboratory Asteroid Watch dashboard with a close-approach date of May 2, 2026. JPL labeled the object “airplane-size ...

Dec 10, 2024 · Discover the rocky objects orbiting our sun with the latest asteroid news, features and articles.

Jul 28, 2023 · Using NASA definitions, an asteroid is "A relatively small, inactive, rocky body orbiting the sun," while a comet is a "relatively small, at times active, object whose ices can vaporize in...

Apr 21, 2026 · God of Chaos asteroid Apophis 99942 flyby, asteroid approaching Earth 2029, NASA tracking, and planetary defense insights on a rare close encounter.