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7 votes
1 answer
155 views

Where will all atoms on the Earth end up when the Sun engulfs the earth?

I am curious about what will happen to all atoms on the Earth including all of our atoms after the Sun engulfs the Earth? Will they become the part of the Sun's white dwarf? Or most of them will be ...
tvd's user avatar
  • 71
3 votes
2 answers
498 views

Winter in June in the future for North hemisphere

Kleppner and Kolenkow, An introduction to mechanics The period of the precession is 26000 years. 13000 years from now, the polar axis will not point toward Polaris, the current north star; it will ...
Kashmiri's user avatar
  • 133
7 votes
1 answer
10k views

If an asteroid was to collide with Earth, how much warning would we have?

I was talking to my 9-year-old son about the Florence asteroid that is passing close to the earth. He wanted to view youtube videos about that asteroids, and we saw the starting of this one https://...
Mika Ike's user avatar
  • 173
19 votes
4 answers
5k views

Is the Earth going to evolve towards Mars' fate or Venus' fate?

Upon reading on this site (and many others), one can think that Mars might have supported life in a distant past (discovery of liquid water, valleys, mountains...). On the other hand, Venus is the ...
Nico's user avatar
  • 803