Thor - RT @neiltyson: If Thor's hammer is made of neutron-star matter, implied by legend, then it weighs as much as a herd of 300-billion elephants

8:12pm PDT - June 17th, 2021

RT @neiltyson: If Thor's hammer is made of neutron-star matter, implied by legend, then it weighs as much as a herd of 300-billion elephants

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