So in reading the card for the capture of the kell of kells he rambles about something with the light and dark. The queen cuts him off and commands that a crow be sent to the planet Mercury. We have only seen crucible matches on this planet with the Vex ruins. What else could be hiding there? Could this be a small hint at the next possible planet that will be open to us? Could it be the next raid location? Tl;dr planet Mercury suspected to be next raid spot