How many movies have aliens made so far? What stories did they tell?

Alien 1: The content is that human beings explore the universe, find strange things (aliens) on a planet, and then bring aliens to the spaceship without knowing it (premeditated). Finally, the aliens were exiled to the void of the universe, and the first part was completed. Alien 2: The content is that the first escape boat of the female host was lucky to be found. It can be found that it is a long time later. The hostess told the Federation about the monster (alien) she met on the uninhabited planet, and she was told that the planet had begun to have immigrants. Soon after, the planet lost contact, and the woman and Xiaojun logged on to the immigrant planet. This woman is at war with aliens on the immigrant planet. Finally saved a little girl. The second part is over. Alien 3: The hostess and the little girl went to sleep, but unfortunately there was a face-hugging bug on the escape boat, and the ship crashed on a prison planet (the kind that imprisoned federal criminals for life). The hostess is parasitized by a face-hugging worm and is about to hatch an alien queen. The owner of the female joint prison killed an alien, and the female owner committed suicide by throwing herself into the furnace. The third part is over. Alien IV: A few years later, it was unfolded on a spaceship, and the female masters of the first, second and third parts were cloned, and the uterus of the female master was transplanted into the alien queen. The female host also has some alien blood corrosion ability. Then the little alien escaped, and the spaceship was in chaos. Aliens are killing everywhere on the spaceship, and the woman and a small group of mercenaries escape from the spaceship. The alien queen gave birth to the alien inverse species by viviparous. The reverse species recognized the woman as the mother, and the woman thought that the reverse species should not exist, and killed the reverse species with the negative pressure of the spacecraft. Alien four is complete. To sum up, human beings want to control aliens for their ambitions. As a result, aliens have always been uncontrollable.