fireball


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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.
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 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.

fireball

A bright visual meteor of magnitude greater than –10. About 50 000 to 100 000 occur in the Earth's atmosphere each year.

fireball

[′fīr‚bȯl]
(astronomy)
A bright meteor with luminosity equal to or exceeding that of the brightest planets.
(nucleonics)
The luminous sphere of hot gases that forms a few millionths of a second after a nuclear explosion.

fireball

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
References in periodicals archive ?
On Twitter, IMO Meteor Org said: "Probably one of the last bright fireball of 2017, but what a fireball
The other company is Colorado-based VineGelee and their version of Fireball gummies are called 'Fire Bears.
Meteor fragment Another fireball was captured on CCTV as it hit land in Florida.
Proceeds from The Fireball Run go towards aiding to recover America's Missing Children.
Case said 'I was showing some craters on the Moon, when we suddenly saw a fairly bright fireball at 16h10.
An example was the fireball seen at about 20:47 UTC (and widely reported by the BBC, initially erroneously as an Eta Aquarid) on the evening of 2013 May 8.
The stoves boast a trademarked method of drawing in air, named The Fireball, which channels air through a series of pipes and systems to create more heat and a better flame picture.
As she explains, 'A fireball possesses the heart of this child .
Hundreds of people took to Twitter to report similar sightings across Scotland and the north of England, describing seeing a bright fireball moving across the sky with a large tail.
The fireball even caused a sensation in the UK with police inundated with emergency phone calls.
30am, on Friday, November 29, 1957, a fireball slanted down out of the starry night sky over Liverpool.
The fireball that blazed across the Texas sky and sparked numerous weekend calls to police was an identified flying object.