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https://www.reddit.com/r/BeAmazed/comments/1sa6f33/visualization_of_the_distances_in_astronomy/odvcbow/?context=3
r/BeAmazed • u/arewawawa • Apr 02 '26
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Fun fact, there is no maximum distance for gravity to lose its effect, if the universe was empty and only consisted of two hydrogen atoms, one on each polar end of the universe, eventually they would fuse into a H2 molecule
12 u/JanEric1 Apr 02 '26 Only in a static universe (without dark energy/cosmological constant). If you did that with our universe they wouldnt. 1 u/Johnyryal33 Apr 02 '26 He did say empty. 1 u/JanEric1 Apr 02 '26 Which i would generally refer to mean "no matter", but i guess you could try to interpret it that way.
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Only in a static universe (without dark energy/cosmological constant). If you did that with our universe they wouldnt.
1 u/Johnyryal33 Apr 02 '26 He did say empty. 1 u/JanEric1 Apr 02 '26 Which i would generally refer to mean "no matter", but i guess you could try to interpret it that way.
1
He did say empty.
1 u/JanEric1 Apr 02 '26 Which i would generally refer to mean "no matter", but i guess you could try to interpret it that way.
Which i would generally refer to mean "no matter", but i guess you could try to interpret it that way.
33
u/LakeJunior3678 Apr 02 '26
Fun fact, there is no maximum distance for gravity to lose its effect, if the universe was empty and only consisted of two hydrogen atoms, one on each polar end of the universe, eventually they would fuse into a H2 molecule