there is no recognized legal framework or international agreement that allows for the purchase or ownership of land on the moon or any other celestial body. The Outer Space Treaty, which has been signed and ratified by most spacefaring nations, prohibits the appropriation of celestial bodies by any country. It states that outer space, including the moon and other celestial bodies, is the province of all humankind and should be used for peaceful purposes.
Therefore, any claims of companies or individuals selling land on the moon are not recognized by international law and should be approached with skepticism. The international community, through bodies such as the United Nations, has not recognized any private ownership rights on celestial bodies.
However, some companies or organizations may offer novelty certificates or documents claiming to sell lunar land as a form of commemorative or symbolic gesture. While these documents hold no legal weight in terms of land ownership, they may be seen as a fun or unique gift or souvenir.
It's important to note that the legal and political landscape regarding space exploration and utilization is constantly evolving. Future international agreements or legal frameworks may provide mechanisms for private ownership or utilization of celestial bodies. But as of now, there are no recognized benefits in terms of land ownership on the moon beyond symbolic value or novelty.