[ozzymandus]

I seen it in a comic book.

[bert]

Superman made such a voyage.

It is plausible that a dying intelligence somewhere did in fact blast a life containing capsule into space. Speculation as to what life forms were in the capsule can be endless. That could have been Mars or from outside our system.

The tale of the Burgess shale is very interesting in the story of multitudes of living experiments that flourished and died. The change from then to now is massive