Equila (Equus + Aquila), a symbol of two God-Princesses of Ponykind, since the sun and the moon are too smalltime for the rulers of the Galaxy. Based on Imperial Eagle from Warhammer.
My Little Pony Friendship is Magic © Hasbro
Warhammer 40,000 © Games Workshop
EDIT: Uploaded the vector version. Use the download button to save it. You can use it to render the Equila in any resolution.
EDIT 2: You are free to use it in any non-commercial activity.