"I can't promise that." Luna answered truthfully "But I can promise we'll try. There are many different magical and technological devices we have access to at The Workshop so it stands to reason that one of them should be able to pierce the universes and locate family." After a moment she smiled warmly again.

"Especially as you care so strongly for him. Emotions hold a great deal of power in this world."

Producing a crystal orb from her pocket she turned slightly so her side was facing Emma and spoke to the orb "North Pole please." Once she had politely requested their location she threw the orb in a gentle underhand toss and it burst expanding into a glowing, swirling portal with only a faint amount of suction. There would be no whisking anyone to a far off land against their will with these portals. Assuming that Superman would make sure Emma didn't change her mind Luna started for the portal to show in good faith that it was safe.