Questions tagged [meteoroids]

Small bodies made of stone and/or metal found in the Solar System.

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What's that? It seems, they were meteoroids but i am not sure, please help! [closed]

I guess that thing must be meteoroid! Strange thing about them was they appear and disappear then appear again! I think that was meteoroid but why were some of them disappearing and reappearing? P.S. ...
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3 votes
2 answers
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Can an asteroid/meteroid/meteor/meteorite be stopped in its way to Earth?

I was just studying meteorology and had a doubt about the motion of meteors towards earth. Can a meteor be stopped while it is still under under the gravitational influence of Earth? As far as I know ...
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30 votes
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Why are there no asteroids or meteoroids with relativistic speeds?

Cosmic rays can have energies going into the $10^{20}$ eV domain. Asteroids and meteoroids originating in the solar system are probably limited in their speed because they all started out from the ...
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1 vote
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How "big" objects can WISE and NEOWISE detect?

I mean WISE is monitoring near-Earth objects, but cannot see the latest Russian meteor and others. Why can it not detect small objects? What is the limit of it's infrared detectors?
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13 votes
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From how high could have Felix Baumgartner jumped without disintegrating like a shooting star?

Today Felix Baumgartner jumped from 39 kilometres high and reached the earth safely. Just considering friction, from how high can a human jump? I expect that from a certain height, he would have ...
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1 vote
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On the Existence of Interstellar Meteoroids

A meteoroid in orbit around the Sun has a heliocentric velocity in the vicinity of Earth of about 42.1 km/s. So if a meteoroid has a heliocentric velocity exceeding that, it will have an open (...
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18 votes
5 answers
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How do the terms comet, asteroid, meteoroid, meteor and meteorite differ?

These terms are frequently used interchangeably by the uninitiated to mean approximately a “space rock”. In practical terms, how do their meanings differ?
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Are meteorites igneous, sedimentary or metamorphic rocks?

Are meteorites igneous, sedimentary or metamorphic rocks? Or do we need a new method of rock classification for them?
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