Giant poo misses Earth!

[marinyork]

We also need a unit of spin, perhaps ice figure skaters and a unit of angle hitting the atmosphere, we can call that skimming pebbles .

 

[dellzeqq]

Isn't Luxembourg often used as a unit of size?

What we really need is the volume measured thusly:- Nelson's Columns x London buses x football pitches. Weight will, of course, be expressed in adult elephants. Now all we need is a measure for density.

A Bonj?

 

[Landslide]

Dellzeqq beat me to it...

 

[Twenty Inch]

Not laughing at Lembit Opik now, are we?