SPOILER ALERT: If you have not read ACTION COMICS #14 yet and do not wish to know what happens, stop reading this post now (major spoiler alert

Earlier this week, we told you that world-renowned astrophysicist Neil DeGrasse Tyson appears in the back-u

World Renowned Astrophysicist Makes Guest Appearance In ACTION COMICS #14 And Helps Pinpoint Icon’s Home Planet In Our Known Universe

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