In space no one can hear you being a full blown retard.
Christ, maybe Ripley was right "Did IQ's drop sharply while I was away' ... This movie is like Idiocracy in outer space.
The Company sent the ship to one specific planet, why would holy roller captain think he can change the planet? Send the coordinates to The Company and let them send a ship to find singing Elizabeth Shaw... And why was she singing white trash country songs and not sending out an SoS, did David fuck her silly?
No wonder Lambert was a useless screaming pile of twāt lips in Alien, it's a miracle she didn't blow up the Nostromo like her possible ancestor did the lander
...and we never get to find out why the Engineers sent those other space Engineers to kill off earth, but were too retarded to do so.