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Date : 1998-05-27

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Overview Asteroids Comets Meteors – NASA Solar System ~ Asteroids and comets—and the meteors that sometimes come from them—are leftovers from the formation of our solar system 46 billion years ago While the planets and moons have changed over the millennia many of these small chunks of ice rock and metal have not They are a lot like a fossil record of planetary evolution There are currently known asteroids and known comets More ›

Whats the Difference Between Asteroids Comets and Meteors ~ Meteoroids Meteors Meteorites Meteoroids are tiny asteroids or the brokenoff crumbs of comets and sometimes planets They range in size from a grain of sand to boulders 3 feet 1 meter wide

In Depth Comets – NASA Solar System Exploration ~ Asteroids Comets Meteors In Depth Overview In the distant past people were both awed and alarmed by comets perceiving them as longhaired stars that appeared in the sky unannounced and unpredictably

Asteroids meteoroids meteors meteorites comets ~ Mostly debris of comets sometimes debris of asteroids Meteor A bright tail of light caused by a meteoroid during its atmospheric flight also called a shooting star or falling star

Asteroid or Meteor Whats the Difference NASA Space ~ A meteor is what happens when a meteoroid – a small piece of an asteroid or comet – burns up upon entering Earth’s atmosphere creating a streak of light in the sky An asteroid is a small rocky object that orbits the Sun

The Characteristics of Comets Meteors Asteroids Sciencing ~ Comet impacts have been theorized by some as the source of both the planet’s water and the building blocks of life The largest meteorite ever recovered was in southwest Africa weighing nearly 120000 lbs Approximately 65 million years ago an asteroid produced a crater over 100 miles in diameter in the Yucatan Peninsula and it has been linked by many scientists to the extinction of the dinosaurs

Astronomy for Kids Comets and Meteors ~ What are meteoroids meteors and meteorites A meteoroid is a small piece of rock or metal that has broken off from a comet or an asteroid Meteoroids can form from asteroids colliding or as debris from comets speeding by the Sun Meteors are meteoroids that get pulled into Earths atmosphere by Earths gravity

Comet vs Meteor vs Asteroid Difference Between ~ A meteor can be a comet or an asteroid as long as they enter Earth’s atmosphere and are heated enough to glow The term points to the “flash of light” phenomena and not the debris itself A comet is a small astronomical body covered in ice