EVERY 95 MINUTES, the Chinese satellite Zhuhai-1 02 makes a full pass around the planet, its solar-panel arms extending from its boxy body as it observes Earth. Sometimes, its path takes it over Pueblo, Colorado. There, more than 300 miles below, Mike Coletta’s receiving station can pick up Zhuhai’s transmissions. Because as sophisticated as space technology is, the terrestrial tech necessary to make contact with celestial satellites is surprisingly low. Coletta just has four TV antennas—the kind that look like 2-D pine trees—each pointed in a cardinal direction. They’re bolted into place along garage beams, a patio post, and the rooftop of his house. Inside his home office, on Tuesday, Coletta waits for Zhuhai's signals to appear. He sits in front of a laptop and an iPad, a big shelved monitor hovering above. Coletta has, since 2012, spent his free time eavesdropping on the sky, picking up satellite signals—signals that, for the most part, were never meant for hi...
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