Time to start building your doomsday shelter! Welcome to WatchMojo, and today we’re counting down the most concerning objects and forces that could theoretically threaten our planet, even if it’s only a very remote possibility. Our countdown of objects that might destroy Earth includes Galactic Storms, Black Holes, Comets, and more! What object do you think most threatens our planet? Let us know in the comments.
Watch more great space videos here:
Top 10 Scariest Space Mysteries That Will Freak You Out: https://youtu.be/vsZbEJyc_EY
Top 10 Unbelievable Facts About Living in Space: https://youtu.be/b1bbJkJPUP4
Top 10 Weirdest Planets We’ve Discovered: https://youtu.be/9UB3FrT5SAY
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#Asteroids
#Meteoroids
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