Commercial prices vary based on the level of physical keepsakes and the prominence of the star selected. Most services fall into these price tiers: Rules to Name a Star - IAU Office for Astronomy Outreach
Buying a star is a symbolic gesture rather than a legal or scientific purchase. While several commercial registries offer "star naming" services, the names they assign are not recognized by official scientific bodies like the International Astronomical Union (IAU) . Typical Costs and Packages cost to buy a star in the sky