gollum.space
RU
The science, self-study
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The Tunguska explosion could have been caused by an asteroid that is still orbiting the Sun
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Space explorers
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The Tunguska explosion could have been caused by an asteroid that is still orbiting the Sun
Astronomy
Meteorite
The science
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Tunguska meteorite
09-June-2016 Thursday
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GIF
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The science
Education
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