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/u/BowserTattoo's posts

Here's a question I haven't seen asked or answered: Why ISN'T Andromeda brighter? If it's so big in our sky, it must not be that far away. There are many galaxies further away that are about as visible as Andromeda, so is Andromeda just a remarkably dim galaxy?

1 upvotes • r/askscience
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Which is more efficient for LEO launches and why: booster rockets, or air launching via a mother ship?

1 upvotes • r/askscience
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How do solar sails work?

1 upvotes • r/askscience
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Why does the surface between air and water look like a physical object, but the air and water themselves do not?

1 upvotes • r/askscience
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Why do light bulbs give off a high pitched buzz?

1 upvotes • r/askscience
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How to photons have momentum?

1 upvotes • r/askscience
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Is pregnancy in sharks and mammals the result of convergent evolution?

1 upvotes • r/askscience
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How do we know that time moves the same in all parts of the universe?

1 upvotes • r/askscience
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Can thick lead block galactic cosmic rays enough to survive extended spaceflight? Can anything we have now?

1 upvotes • r/askscience
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