/u/Arts_and_Axes's posts in /r/askscience

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Is it possible for more than one planet to remain in the habitable zone of a nearby sun without colliding with one another?

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In a hypothetical world with plenty of flammable material, how would fire work on other planets?

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Were the extinct groups of eutherians and metatherians similar to their modern relatives when it came to having and caring for their young?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is it possible for more than one planet to remain in the habitable zone of a nearby sun without colliding with one another?	1
In a hypothetical world with plenty of flammable material, how would fire work on other planets?	1
Were the extinct groups of eutherians and metatherians similar to their modern relatives when it came to having and caring for their young?	1