Much like the unstoppable extra-terrestrial force at the centre of this space saga, the Alien franchise is a monolith that simply refuses to die. After Ridley Scott's Alien and James Cameron's Aliens set such a high bar for the sci-fi genre, nothing that's followed has captured the same magic. Scott tried valiantly to resurrect the series with the ambitious but anarchic Prometheus in 2012 and the gnarly but generic Alien: Covenant in 2017. After mixed reviews and so-so box office results, it was clear the time had come for some fresh blood. While...