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NASA Questions

Back when my channel was brand new! What's the deal with dark matter?

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NASA Discussion

Could humans colonize Venus?

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NASA Discussion

A Paradox of time travel ⌚🚀

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Astrophysics and astronomy Ask a question!

Will we ever be able to go back in time?

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ScienceOnline Discussion

What do you think about time travel?

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✨Space World ✨Space World

Could humans colonize Venus?

I'm trying to build a community on YouTube but I need your help to get started. If you like these type of videos and want to see more, subscribe to askastronomy!

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Physics (moderated)Discussion

3 j

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NASA Discussion

What do you guys think about time travel and the Grandfather Paradox?

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✨Space World ✨Space World

Can physics explain the Grandfather Paradox?