markmccaughrean, 
Had to be done 🤷♂️
Two raisin cakes, both with the same number of raisins, but one twice the size & eight times the volume of the other.
The classic illustration of how spacetime expands & the galaxies move apart as it does.
As baked by my wife for the #ESAEuclid pre-launch press briefing at our European Space Operations Centre in Darmstadt today 🙂👍
