Studying Earth is built into the world’s space agencies’ directives. After all, Earth is a planet in the Solar System, and, unusually, it harbors life. It is, in fact, the only place in the entire cosmos that humans can live, so the more we know about it and try and secure its future, the better. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

Monitoring Earth from space is fundamental for our way of living, and not just for telecommunication, navigation, or weather forecasts, though you probably used all three on your phone just today. The safety humans enjoy from climate events depends on the many eyes in the sky looking down at us, monitoring the air, the water, the ground, and far below that, tracking glaciers moving, lightning st

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