Engraved brass tablet to be sent into deep space.

You have been chosen (as the world’s foremost man of knowledge) to design an image to be etched upon a brass tablet that will be sent into space in the hope that it may one day be found by an alien civilisation. What would your design look like?

Here’s mine:

Maybe they would recognize the recycle symbol?

-edit-

The photo disappeared only to be replaced by the ominous “image”

Here’s what would actually be sent: