3 player first few turns: www.youtube.com/watch?v=8SQDDZzbM7M&t=82s
2 player game: https://www.youtube.com/watch?v=Z7oAf6DN3SE
4th turn. Incoming attack. Friendly factions www.youtube.com/watch?v=nB_8ZGIYt4Y
Taking control of a star system www.youtube.com/watch?v=AWH5p_Yitvc
Attacking an "Asteroid" system www.youtube.com/watch?v=shoA9gUOzf4