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by sailingparrot 1622 days ago
It's not just objects getting more and more distant with time, it's spacetime itself stretching at every point.

So, during it's 120M years journey, the photon had to travel the initial distance + new distance added by expansion rate.

So when the photons we are receiving now left that star, that star was closer than 120M light years away. And that star is now further than 120M light years.