| ▲ | mjd a day ago | |
We did that too. There is a cartoon of Pioneer itself, drawn to the same scale. | ||
| ▲ | arghwhat a day ago | parent [-] | |
(I was sarcastically pointing to the plaque itself, a physical entity of a well known size to anyone capable of observing the drawing on it, unlike the space craft or physics riddles.) | ||