After initially disagreeing, Superman let Jon Kent star trek with his own dad, Jor-El. 1 / 6
However, Jon returned to Lois and Clark about a decade older after just three weeks. 2 / 6
Superman #10 reveals this was due to a wormhole Jon got sucked into. 3 / 6
This was caused by the destruction of the Source Wall. 4 / 6
Ironically, the wall's shattering also allowed Jor-El to find the boy and send him home. 5 / 6
But, sadly, the issue reveals other threats are now coming for the House of El. 6 / 6