For cargo, a 1-way ticket

Leading aviation medicine specialists said it was “highly unlikely thatIran could learn anything scientifically important by sending worms,turtles and a mouse into space via a rocket. The first animal to go tospace was a dog who flew in the Russian space vehicle Sputnik way backin 1957.
They noted that the “poor creatures” could easily be dead by the timethey reached space and that it was extremely unlikely that the rocket –with the animals inside – could be recovered and examined. “It’s aone-way ticket,” said one expert.