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

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What is the consistency of outer space? Does it always feel empty? What about the plasma and heliosheath and interstellar space? Does it all feel the same emptiness or do they have different thickness?

3301 upvotes

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Could scientists use the outer System planets to slingshot a probe farther into the interstellar medium than the current probes?

1 upvotes

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Will climate change allow humans to move farther north or south than before?

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[Real Life] If someone had a vacuum from the bottom of one of earths oceans, that went all the way to mars. Could you theoretically take a few feet of the Pacific to fill up the ancient ocean beds of Mars?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What is the consistency of outer space? Does it always feel empty? What about the plasma and heliosheath and interstellar space? Does it all feel the same emptiness or do they have different thickness?	3301
Could scientists use the outer System planets to slingshot a probe farther into the interstellar medium than the current probes?	1
Will climate change allow humans to move farther north or south than before?	1
[Real Life] If someone had a vacuum from the bottom of one of earths oceans, that went all the way to mars. Could you theoretically take a few feet of the Pacific to fill up the ancient ocean beds of Mars?	1