Yes, there’s lore justification for it, not that it will calm naysayers, but really, is there anything you can’t justify with time travel and alternate dimensions?
“The sheer destruction from the Hobus supernova has weakened the barrier between our reality and one strangely similar to our own, leaving a strange temporal anomaly in its wake. This anomaly serves as a gateway between our universe… and a quantum universe both similar and different to our own. Interdimensional travel between these two realms is now a possibility… as the crew of the U.S.S. Kelvin found out to their dismay…”
— Star Trek Online (@trekonlinegame) June 20, 2016