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The meteorite is believed to originate from the Moon ; specifically, it appears to be a fragment of lunar highland breccia.
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meteorite and is
However, the conversion from mass to size is unreliable, since many photographic meteors give evidence of a fluffy, loosely bound meteorite structure with densities as low as Af.
A summary of meteorite data, prepared by Whipple ( 1958 ) on the basis of photographic, visual, and radar evidence, is given in Table 5-1.
The mass scale used in Table 5-1 was derived on the assumption that the motion of the glowing trail is related to the momentum transfer to the trail by the meteorite, permitting the calculation of the mass if the velocity is known ( Cook and Whipple, 1958 ).
The approximate equation is Af, where N is the number of Af with electron line-density greater than or equal to Af, and Q is proportional to the mass of the meteorite.
A meteorite is shown below a hatchet that was forged from meteoric iron.
This meteorite is believed to have been dislodged from a near-Earth orbit by the passing Halley's Comet.
The impact of a meteorite or comet is today widely accepted as the main reason for the Cretaceous – Paleogene extinction event.
A small, recent cluster of meteorite craters, the largest of which is called Kaali are found near Saaremaa, Estonia.
A meteorite is a natural object originating in outer space that survives impact with the Earth's surface.
More generally, a meteorite on the surface of any celestial body is a natural object that has come from elsewhere in space.
Some meteorites have informal nicknames: the Sylacauga meteorite is sometimes called the " Hodges meteorite " after Ann Hodges, the woman who was struck by it ; the Canyon Diablo meteorite, which formed Meteor Crater has dozens of these aliases.
The area over which a meteorite shower falls is known as its strewn field.
this small meteorite is from the NWA 869 strewn field, near Tindouf, Algeria.
The Black Stone in the wall of the Kaaba in Mecca is thought to be a meteorite by some secular historians, but there is little support for this in the scientific literature
One of the leading theories for the cause of the Cretaceous – Paleogene extinction event that included the dinosaurs is a large meteorite impact.
The most infamous reported fatality from a meteorite impact is that of an Egyptian dog that was killed in 1911, although this report is highly disputed.
However, there is substantial evidence that the meteorite known as Valera hit and killed a cow upon impact, nearly dividing the animal in two, and similar unsubstantiated reports of a horse being struck and killed by a stone of the New Concord fall also abound.
The Hodges meteorite, or Sylacauga meteorite, is currently on exhibit at the Alabama Museum of Natural History.
meteorite and believed
The rust colored area on the far ( south ) rim is where the last mining for the meteorite occurred in 1929 and is believed to be the site of the bulk of the meteorite.
* Meteorite event ( 2007 Peru ) – A meteorite impact believed to have caused arsenic poisoning.
* Chaoite is a mineral believed to have been formed in meteorite impacts.
The Mazapil meteorite has sometimes been attributed to the comet, but this idea has been out of favor since the 1950s as the processes of differentiation required to produce an iron body are not believed to occur in comets.
The dolerite is believed to have existed as much as 1 / 2 billion years before the meteorite impact.
It is believed that this feature is the eroded remnant of a very ancient meteorite impact crater and is known as the Piccaninny impact structure.
At first this site was believed to be a volcanic crater, but in 1990 two scientists discovered that it was in fact formed by meteorite impact.
It was formerly believed that these two sites were two separate craters and that they formed a twin impact structure from a large-scale meteorite hit in the late Cretaceous.
The impactor is believed to have been a chondrite or stony meteorite some 30 to 50 m in diameter that was vaporized during the impact event.
It is believed that the Zhamanshin crater is the site of the most recent meteorite impact event of the magnitude that could have produced a disruption comparable to that of nuclear winter, but it was not sufficiently large to have caused a mass extinction.
The crashed ' meteorite ' soon reveals itself as an even greater menace than first believed, with grave implications for the survival of the human race.
* Northwest Africa 482, only meteorite believed to have originated from the far side of the Moon
For example, microscopic magnetite crystals in the Martian meteorite ALH84001 were the longest-debated of several potential biosignatures in that specimen because it was believed until recently that only bacteria could create crystals of their specific shape.
Note that the term " Martian meteorite " usually refers to something entirely different: meteorites on Earth which are believed to have originated from Mars, a famous example being ALH84001.
It is believed to be the site of the biggest meteorite ever to hit the British Isles.
The meteorite is believed to have been about 5 km in diameter, and would have hit the earth at a speed of 17 km / s, the fourth most powerful known impact the earth has seen.
meteorite and originate
* 1996 – NASA announces that the ALH 84001 meteorite, thought to originate from Mars, contains evidence of primitive life-forms.
** NASA announces that the Allan Hills 84001 meteorite, thought to originate from Mars, may contain evidence of primitive life-forms.
* August 6 – NASA announces that the Allan Hills 84001 meteorite thought to originate from Mars, contains evidence of primitive life-forms.
meteorite and from
Mothra, in their previous conversation, had promised that she would stop the meteorite from landing.
Moldavite, a natural glass formed by meteorite impact, from Besednice, Bohemia
A lavish temple called the Elagabalium was built on the east face of the Palatine Hill to house Elagabal, who was represented by a black conical meteorite from Emesa.
It came to earth inside a single meteorite from the exploded planet Krypton.
The latter mineral can only be formed on Earth by meteorite impacts, and its structure has been composed so much that it had changed from a silicate structure to that of rutile ( TiO < sub > 2 </ sub >).
Explosions, detonations, and rumblings are often heard during meteorite falls, which can be caused by sonic booms as well as shock waves resulting from major fragmentation events.
Meteoroids that experience disruption in the atmosphere may fall as meteorite showers, which can range from only a few up to thousands of separate individuals.
This new law provoked a small international incident, as its implementation actually preceded any public notification of such a law, resulting in the prolonged imprisonment of a large group of meteorite hunters primarily from Russia, but whose party also consisted of members from the U. S. as well as several other European countries.
Biot's study, initiated by the French Academy of Sciences, was compelled by a meteorite fall of thousands of meteorites on April 26, 1803 from the skies of L ' Aigle, France.
Another claim was put forth by a young boy who stated that he had been hit by a small (~ 3 gram ) stone of the Mbale meteorite fall from Uganda, and who stood to gain nothing from this assertion.
The cult in the Temple of Artemis ( Diana ) at Ephesus, one of the Seven Wonders of the Ancient World possibly originated with the observation of a meteorite fall which was understood by contemporaries to have fallen to the earth from Zeus, the principal Greek deity.
* Hrascina meteorite – Croatian meteorite first speculated as originating from outer space.
Apart from meteorites fallen onto the Earth, two tiny fragments of asteroids were found among the samples collected on the Moon ; these were the Bench Crater meteorite ( Apollo 12, 1969 ) and the Hadley Rille meteorite ( Apollo 15, 1971 ).
* Vredefort Crater in South Africa, the largest known impact crater on Earth ( 300 km diameter from an estimated 10 km wide meteorite ).
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