The astrid aside (ad I hope it don,t land on me).

I heard te sciece world had got to grips with being able to force carbon rods ino planes core to release oxygen on to planets like mars,hence creating an atmosphere our lifeorm can thrive in.

Total recall style.

Have you cd or pete heard of this or was programme I saw potty delusion lol.

If real science ,well....

I agree with pete on missed chance on asteroid btw.