Since I don't know the exact '3 sisters stars story', I can only guess. The main characters are likely the three sisters who are associated with the stars. They could be goddesses, fairies, or just ordinary beings with a special connection to the stars.
The main characters are the seven stars themselves, often seen as sisters. In Greek mythology, they were the daughters of Atlas.
I don't know the 'in the stars story' well enough to say who the main characters are. It could be a young girl who has a special connection to the stars.
The main elements in the 7 Sisters stars story include the origin of the stars. They are the daughters of Atlas and Pleione in Greek mythology. Then there is the threat they faced from Orion. This led to Zeus' intervention, which is also a key element. Their transformation into stars is a major part of the story. Also, their significance in different cultures, like for time - keeping in some Native American cultures, is an important element.
Since it's a story about sisters, the main characters are likely the sisters themselves. There might also be other supporting characters like their parents, friends, or perhaps a neighbor who has some influence on their lives.
Since I don't know the exact 'three sisters' story, if it's a family - centered story, the main characters would be the three sisters themselves, and perhaps their parents or other family members who play important roles in their lives.
In the 'children of sisters story', the principal characters are no doubt the children born to the sisters. These children could have different personalities, ages, and interests. They may be the ones driving the plot, whether it's through their friendships, arguments, or adventures together. The sisters may also be important characters, as their actions and decisions could have an impact on their children's lives and thus be an important part of the story.
The main characters are of course the three sisters.
Some of the main characters include Anzu, who plays an important role in the idol world of the story. Then there's Trickstar's members like Hokuto Hidaka, Subaru Akehoshi, etc. They are key players in the story's idol - related events.
Maybe there are some heroic space adventurers who are at the center of the story. They could be the ones who first discover the plague among the stars and then take on the task of fighting it. There might also be some alien characters who are either victims of the plague or have some unique knowledge about it.
Since I don't know the exact 'seeing stars story', it's hard to say. It could be an individual who has an out - of - body experience and sees stars during it.