Astral: she was really tired ever since kyawthuite got really sick one day she wasn't able to make stars for the night sky again because they kept exploding due to her tiredness and she was never able to get sleep she constantly looked after kyawthuite... It didn't help that she was corrupted

Kyawthuite: "sis..? Are you okay...?" he has to stay in bed

Gravitational: the older sibling of all of them

Galaxy: just there for support