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Asteroid - Wikipedia
An asteroid is a minor planet —an object larger than a meteoroid that is neither a planet nor an identified comet —that orbits within the inner Solar System or is co-orbital with Jupiter (Trojan asteroids).
An asteroid just made 'one of the closest approaches ever' to Earth
A small asteroid flew 266 miles over Antarctica. It was too small to pose a threat, but objects of that size can produce fireballs.
Asteroids - Science@NASA
Asteroids, sometimes called minor planets, are rocky, airless remnants left over from the early formation of our solar system about 4.6 billion years ago. Most asteroids can be found orbiting the Sun between Mars and Jupiter within the main asteroid belt.
Asteroid just flew closer to Earth than many satellites ... - ABC News
An asteroid has just flown closer to Earth than many satellites, according to space agencies.
Skyscraper-size asteroid previously predicted to hit us in 60 years ...
The "potentially hazardous" asteroid 2025 FA22 will fly close past Earth at more than 24,000 mph on Thursday (Sept. 18). The space rock was previously predicted to have a slim chance of impacting ...
An asteroid could hit Earth in 7 years. Here's how astronomers are ...
Near-Earth Objects (NEOs) are asteroids or comets nudged into our neighborhood of space by the gravitational attraction of nearby planets. They are chunks of rock, metal or ice left over from the...
Asteroid | Definition, Size, & Facts | Britannica
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 belt. Hundreds of thousands of asteroids are known.
Asteroid ‘Families’ Reveal Solar System’s Secret History | Scientific ...
Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System Many asteroids are related, but their family trees can be hard to trace By Phil Plait edited by Lee Billings
Asteroid zooms past Earth unnoticed in ‘one of the closest approaches ever’
Asteroid came as close as 430 km (265 miles) from Earth’s surface, within the orbit of most satellites
The First Ever Full Asteroid History: From Its Doomed Discovery To ...
Asteroid 2023 CX1 was predicted to impact Earth; it left behind a trail of meteorites.
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