How Do Photons Store So Much Information?

A photon is just a tiny, little wisp of energy. But the fact that that energy was made and is coming to us from a certain direction, that's also a lot of information, right? The context tells you something about it. There's something out there generating those photons at a specific frequency. And that gives you a clue. It helps you so to unravel an astrophysical mystery. Say, well, what do i know that's capable of generating those photons?