Name: Cosmo the Merry Martian
Alter Ego: Cosmo
Other Names: The Merry Martian
First Appearance: Cosmo the Merry Martian #1 (Sep. 1958): "Destination: Earth!"
Number of Appearances: 6
Birth Place: Mars
Note: first Martian to visit Earth
Suggested links for further research about this character and the character's religious affiliation: