Action Comics Vol. 1 (1938-2011; 2016-) #232

Plot

Johnny Kirk's father blasts him into space because he thinks Earth is soon to be destroyed by a meteor. After Superboy deflects the meteor, he asks him to find his son. But Superboy is all grown up as Superman before Johnny Kirk returns to Earth, now with super powers. But Superman's own powers are disappearing due to contact with a space poison that was on Johnny's space ship.