You officially buy or name a star through NASA . NASA is a government space agency focused on research and exploration, not commercial star registries.

If you decide to proceed with a symbolic gift, several retailers offer packages that include certificates and star-finding tools: Policies and Frequently Asked Questions - NASA

: Most services use official databases (like those from the European Space Agency) to ensure the coordinates they give you correspond to a real, existing star in the sky. Popular Symbolic Gift Options