Categories: Scientists have proposed several categories for classifying terrestrial planets. Silicate planets are the standard type of terrestrial planet seen in the Solar System, which are composed primarily of a silicon-based rocky mantle and a metallic (iron) core.ercury is possible example, which formed close to our Sun and has a metallic core equal to 60â70% of its planetary mass. Coreless planets are another theoretical type of terrestrial planet, one that consists of silicate rock but has no metallic core.
In 1989, the Monica Rambeau incarnation of Captain Marvel was the first female black superhero from a major publisher to get her own title in a special one-shot issue. In 1971, Red Wolf became the first Native American in the superheroic tradition to headline a series.
Wonder Woman's first Golden Age appearance was in All-Star Comics #8, but her first appearance as Earth-Two specific character was in Flash (Volume 1) #129. This appearance is usually dismissed as a cameo though it is technically her first appearance as the Wonder Woman of the Justice Society of Earth-Two.lthough not named Wonder Girl, Diana was originally introduced as a girl in All-Star Comics #8, 1941, and a back story in the Wonder Woman comic as a teen-aged Princess Diana of the Amazons in Wonder Woman #23, May-June 1946, Written by Charles Moulton A.K.A.