If you missed !gravmass & still want a day to rationalise dropping stuff, Jan 4 is just under 2 days away! https://en.wikipedia.org/wiki/Isaac_newton#cite

If you missed !gravmass & still want a day to rationalise dropping stuff, Jan 4 is just under 2 days away! https://en.wikipedia.org/wiki/Isaac_newton#cite_note-OSNS-1