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

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Gigantic Black Holes in galaxy centers keeps 'devouring' matter. Why doesn't that eventually result in whole galaxies being consumed and merging into single immense 'holes' with all galactic mass inside them?

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Milky Way needs 'dark matter' to hold together. Our solar system hold together fine without dark matter. Isn't this strange?

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Are there as much galaxies everywhere we look, or does galaxy clusters also form discs just like the stars in galaxies?

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If Black Holes consist of a single point of singularity where nothing can escape, does that mean they release almost no heat?

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Why are black holes believed to be possible "wormholes" by some prominent scientists?

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Is there any scientific evidence that blue light filters on mobile phones helps you fall asleep?

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When a new star is born from dust, is there a sudden ignition event or does it gradually turn ablaze?

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A Black Hole might be three _billion_ solar masses. Are we lacking some fundamentet understanding of our Universe or have Black Holes really consumed so much matter?

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What would the relative distance be between our galaxy and our closest neighbour Andromeda Galaxy if they were the size of two frisbees?

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Would a hypothetical antimatter asteroid impact on Earth be different from a normal impact the same size?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Gigantic Black Holes in galaxy centers keeps 'devouring' matter. Why doesn't that eventually result in whole galaxies being consumed and merging into single immense 'holes' with all galactic mass inside them?	3
Milky Way needs 'dark matter' to hold together. Our solar system hold together fine without dark matter. Isn't this strange?	3
Are there as much galaxies everywhere we look, or does galaxy clusters also form discs just like the stars in galaxies?	3
If Black Holes consist of a single point of singularity where nothing can escape, does that mean they release almost no heat?	2
Why are black holes believed to be possible "wormholes" by some prominent scientists?	1
Is there any scientific evidence that blue light filters on mobile phones helps you fall asleep?	1
When a new star is born from dust, is there a sudden ignition event or does it gradually turn ablaze?	1
A Black Hole might be three _billion_ solar masses. Are we lacking some fundamentet understanding of our Universe or have Black Holes really consumed so much matter?	1
What would the relative distance be between our galaxy and our closest neighbour Andromeda Galaxy if they were the size of two frisbees?	1
Would a hypothetical antimatter asteroid impact on Earth be different from a normal impact the same size?	1