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

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How long would it take for radio signals from Earth to span the entire diameter of the Milky Way galaxy?

3 upvotes

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Could the human race survive if in a year we couldn't stay on Earth anymore and had to colonise another planet/moon?

1 upvotes

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As a chief scientist at NASA you're tasked with creating a new "Golden Record". What do you put on it?

1 upvotes

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Could we have it the wrong way around? Perhaps bent space CREATES matter.

0 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How long would it take for radio signals from Earth to span the entire diameter of the Milky Way galaxy?	3
Could the human race survive if in a year we couldn't stay on Earth anymore and had to colonise another planet/moon?	1
As a chief scientist at NASA you're tasked with creating a new "Golden Record". What do you put on it?	1
Could we have it the wrong way around? Perhaps bent space CREATES matter.	0