The Sun has been called by many names. The Latin word for Sun is sol,  which is the main adjective for all things Sun-related: solar. Helios, the Sun god in ancient Greek mythology, lends his name to many Sun-related terms as well, such as heliosphere and helioseismology.

The Moon is also known as "Luna" in Latin, and the Sun is referred to as "Sol" in Latin. These names are commonly used in scientific and literary contexts.