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

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I've often heard on various edutainment shows that a teaspoon of neutron star matter would weigh an enormous amount on earth. But outside of the stars gravity well how stable would that dense matter be?

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Could you see Saturn from the surface of Titan?

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How many galaxies have we actually counted?

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Why do astrophysics consider dark matter a form of matter and not a property of gravity or space?

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Is sapphire glass the real world equivalent of the Startrek worlds transparent aluminum?

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Would an array of dozens or even hundreds of LIGO gravitational wave observatories in some sort of formation in space be able to give us 3d images of distant objects similar to like a ccd sensor does for light and 2D pictures?

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With Cassini being such a success...Why can't we just build another and send it to Jupiter?

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Are there any recorded instances of known astronomical bodies disapearing over our visible universe horizon due to expansion?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
I've often heard on various edutainment shows that a teaspoon of neutron star matter would weigh an enormous amount on earth. But outside of the stars gravity well how stable would that dense matter be?	10
Could you see Saturn from the surface of Titan?	9
How many galaxies have we actually counted?	7
Why do astrophysics consider dark matter a form of matter and not a property of gravity or space?	1
Is sapphire glass the real world equivalent of the Startrek worlds transparent aluminum?	1
Would an array of dozens or even hundreds of LIGO gravitational wave observatories in some sort of formation in space be able to give us 3d images of distant objects similar to like a ccd sensor does for light and 2D pictures?	1
With Cassini being such a success...Why can't we just build another and send it to Jupiter?	1
Are there any recorded instances of known astronomical bodies disapearing over our visible universe horizon due to expansion?	1