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en.wikipedia.org/wiki/Meteoroid

A meteoroid is a small rocky or metallic body in outer space. Meteoroids are significantly ... When a meteoroid, comet, or asteroid enters Earth's atmosphere at a speed typically .... survive the entry through the atmosphere and reach Earth's surface, they are .... This explains a part, but perhaps not all of the seasonal variation.

www.answers.com/Q/Part_of_a_meteoroid_that_strikes_Earth's_surface

When objects enter an atmosphere, they get very hot and would burn up due to friction. Mercury, however, does not have a atmosphere that can block ...

www.livescience.com/27183-asteroid-meteorite-meteor-meteoroid.html

Feb 15, 2013 ... What is the difference between an asteroid, a meteoroid, a meteor and a bolide ... the Earth's atmosphere; meteors are commonly known as "shooting stars ... the atmosphere and lands on the surface, it's known as a meteorite.

www.pibburns.com/catastro/meteors.htm

Mar 15, 2014 ... ... the Earth's atmosphere as a meteor and strikes the Earth's surface is ... The meteors in a shower appear to originate from one area of the sky ...

www.bobthealien.co.uk/earth/visits.htm

Earth is regularly visited by rocks travelling around space. Most meteors burn up in Earth's atmosphere but some reach the surface and leave an impact crater.

www.indiana.edu/~geol105/images/gaia_chapter_2/comets_and_asteroids.htm

They have been found inside Earth's orbit to beyond Saturn's orbit. ... If the meteoroid does not burn up completely, what's left strikes Earth's surface and is called a ... When they are near the Sun and active, comets have several distinct parts:

www.nasa.gov/mission_pages/asteroids/overview/fastfacts.html

Every 2,000 years or so, a meteoroid the size of a football field hits Earth and ... 1/ 2 mile) were to hit Earth, it would likely cause local damage to the impact area. ... to reach Earth's surface - that is, greater than approximately 30 to 50 meters.

nineplanets.org/meteorites.html

A meteor is a bright streak of light in the sky (a "shooting star" or a "falling star") ... Only the largest ones ever reach the surface to become meteorites. ... A good example of what happens when a small asteroid hits the Earth is Barringer Crater ... 350, 1000 - 10,000, 15,000, land impacts destroy area size of small state; ocean ...

www.tulane.edu/~sanelson/geol204/impacts.htm

Dec 1, 2014 ... A Meteoroid is a meteorite before it hits the surface of the Earth. ... The fall of meteorites to the Earth's surface is part of the continuing process of ...

www.pbs.org/wgbh/nova/earth/meteor-strike.html

"Meteor Strike" asks: Is our solar system a deadly celestial shooting gallery with Earth in the crosshairs? And what are the chances that another, more massive ...