SpaceX has begun selling satellite lasers used for fast space communication to third-party firms to boost its own revenue, states SpaceX President Gwynne Shotwell. SpaceX’s thousands of Starlink satellites in low-Earth orbit use inter-satellite laser links to pass data between one another in space at the speed of light, allowing the network to offer broader internet coverage around the world with fewer ground stations. “We’ll roll that out … with our new Polaris Dawn mission coming up here this summer on a Dragon capsule,” said Shotwell, referring to the upcoming flight of a private astronau…