Watch “Astraios Starlight | A Glow in the dark Tile Laying Constellation Puzzle Game,” a how-to-play guide for Astraios: Starlight on BoardGameVideo.
Description provided by PhantomLab Games on YouTube:

2025コトリ (Kotori)
About Astraios: Starlight, from BoardGameGeek:
Designer
コトリ (Kotori)
Artists
コトリ (Kotori), Rocinante Urabe
Publisher
PhantomLab
Categories
Mechanics