Iron mooD offline FPS shooter

Several scientific bases located in different parts of the solar system lost communication almost simultaneously. The government decided to urgently dispatch rapid response teams to these bases to investigate the causes. You, as an experienced military specialist, were included in one of the groups to be sent to a scientific station located on the planet Earth
Initially it was assumed that the base was attacked by one of the terrorist groups operating in the near space, but upon arrival at the base, your group encountered a previously unknown species of creatures that swarmed the base and behaved extremely aggressively
During the fierce clashes, your squad was scattered and almost completely destroyed, but you managed to survive. Your equipment and weapons were lost, but you still managed to save your means of communication and signal for help
Now your main task is to survive until help arrives and, if possible, to find out information about the invasion...