Why space matters: Imaging satellite operations, part 18—“Look at the stars, look how they shine for you…”

“…Yeah, they were all yellow.” So, a small confession before continuing: One of the reasons you haven’t seen any lessons for the past few weeks regarding the imagery colors is because I’ve been stuck on this color thing for a little while. I think part of dilemma is just going through, color by color, has been […]

Why space matters: Imaging satellite operations, part 15—decrypting the world with waves of color

Finally, we get to discuss the colors used for DigitalGlobe’s imagery satellites—or satellite, as we will be focusing (no pun intended—these satellites can’t really focus, remember) on WorldView-2. According to DigitalGlobe’s Basic Imagery literature, WorldView-2’s image sensors use eight different colors to look at the Earth: Coastal, Blue, Green, Yellow, Red, Red Edge, Near-IR (InfraRed)1, […]