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Questions tagged [meteors]

A meteor or "shooting star" is the passage of a meteoroid or micrometeoroid into the Earth's atmosphere, incandescent from air friction and shedding glowing material in its wake sufficiently to create a visible streak of light.

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Is Mars more at risk than Earth for asteroid collisions?

When looking at topographical pictures of Mars it seems like there are craters far more frequently than here on Earth. This statement, of course, is just pure speculation on my part. However, it makes ...
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What is used to monitor objects burning up in the atmosphere on descent?

Tiangong 1 is expected to fall out of orbit and burn up somewhere this weekend. On March 12, 2018 people all over Western Washington State reported a flash and loud boom which is believed to be a ...
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Meteor color hints at chemistry

This recent meteor over the midwest. Reports described it at blue / green. I have seen blue / white, red and yellow meteors. I presume red means iron, green means copper. Can meteoritics or meteor ...
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Why are space probes and satellites not destroyed by meteor showers such as the Perseid?

What are the mechanisms used to avoid destruction of space probes and satellites during meteor showers? Are they affected by them?
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0answers
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Does the airburst effect of a meteor depend on the chemical composition of the atmosphere?

Does the magnitude and character of an airbursting meteor depend substantially on whether it hits an atmosphere with much O2, N2 or CO2? Does the oxygen in Earth's atmosphere affect meteors? Assume ...
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Why do some meteors explode in air?

I was reading about the Tunguska and Chelyabinsk meteors and I wonder what would cause a meteor to explode in the air, instead of hitting the surface?