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fireball,very bright meteormeteor,
appearance of a small particle flying through space that interacts with the earth's upper atmosphere. While still outside the atmosphere, the particle is known as a meteoroid. Countless meteoroids of varying sizes are moving about the solar system at any time.
..... Click the link for more information. leaving a trail in the sky that can remain visible for several minutes; often a distinct sound, perhaps caused by very low frequency radio waves, is associated with it. A bolide (bō`līd) is a fireball that explodes in the air because of thermal stresses created when it passes through the earth's atmosphere.
fireballA bright visual meteor of magnitude greater than –10. About 50 000 to 100 000 occur in the Earth's atmosphere each year.
A bright meteor with luminosity equal to or exceeding that of the brightest planets.
The luminous sphere of hot gases that forms a few millionths of a second after a nuclear explosion.
1. a ball-shaped discharge of lightning
2. the bright spherical region of hot ionized gas at the centre of a nuclear explosion
3. Astronomy another name for bolide