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Asteroid
Asteroids are minor planets that are not comets, especially those of the inner Solar System. They have also been called planetoids, especially the larger ones.
![[Best of 2019] NASA head warns: Expect a major asteroid impact in your lifetime](https://img-cdn.tnwcdn.com/image?fit=651%2C366&url=https%3A%2F%2Fcdn0.tnwcdn.com%2Fwp-content%2Fblogs.dir%2F1%2Ffiles%2F2019%2F04%2F29.png&signature=98aee7498765b2cebaa0ba7f2ce9f876)
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Asteroids are minor planets that are not comets, especially those of the inner Solar System. They have also been called planetoids, especially the larger ones.