Meteors Facts

Meteors Facts
A meteoroid is a small fracture of rock that enters our Solar System. Once this meteoroid enters the Earth's atmosphere it becomes a meteor. This meteor can be seen in the sky as a shooting star. Most meteors are observed at night. Meteors are composed of various metals.
Interesting Meteors Facts:
A meteor shower occurs when a lot of meteors appear in a short time frame.
There are millions of meteors in the Earth's atmosphere every day.
The word meteor comes from a Greek word that means suspended in the air.
Meteors can become visible as high as 120 kilometers above Earth.
Meteors can give off various colors when they burn which is associated with their composition.
Meteors that burn brighter than usual are called fireballs.
Most fireballs go unseen because they occur over the ocean or during daylight hours.
Meteors usually burn up in the Earth's atmosphere.
If a meteor produces a sound called a sonic boom, it is typically heard seconds after the meteor becomes visible.
Although meteors have existed since ancient times, they were not believed to be from our Solar System until 1833.
A meteor shower is usually the result of debris from a broken comet.
Usually meteors are the size of pebbles and no larger than a baseball.
Dinosaurs are believed to have died because an 8 mile long meteor hit the Earth causing a cloud of dust that lowered the climate.
Two big meteor showers occur each year: the Perseids in August and the Geminids in December.
Most meteors fall in the ocean because the Earth's surface is covered by more water than land.

Related Links:
Space Facts
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Asteroid vs. Meteor
NASA Timeline