Astra is the name of several characters from the DC Universe.
Astra Logue is the daughter of Alex Logue and a young girl trapped in Hell by the demon Nergal during a botched exorcism by John Constantine. The event scarred him and the Newcastle Crew for a long time. Queen Astra of the child planet Infanta is an ally of Wonder Woman. Another Astra is a member of the Xenobrood, a short lived team after Zero Hour. The Supergirl TV series introduced General Astra, the maternal aunt of Supergirl and a main villain in the first season.
Astra Logue was created by Jamie Delano and John Ridgway, first appearing in Hellblazer #8 (1988). Queen Astra was created by Robert Kanigher and Harry G. Peter, first appearing in Wonder Woman #36 (1949).
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