Just as with the pentagram the star of David (or Solomon’s seal) appears in Masonic symbolism in a variety of contexts and the meaning is dependent on that context. This particular example is a blazing star it appears on a German tracing board between the sun and the moon.
detail from Feddersen (Die Arbeitstafel in der Freimaurerei Band I (1982) D/45, P. 379) ca 1900