China Makes High-Speed Laser Links in Orbit

A commercial Chinese firm has demonstrated ultrafast data laser transmission between two satellites, marking a step forward for the country’s communications megaconstellation plans. Laser Starcom, a commercial aerospace firm established in Beijing in 2020, announced in March that it had achieved a 400-gigabit-per-second communications link between satellites. Its two satellites, Guangchuan 01 and 02, launched into low Earth orbit (LEO) in November last year on a commercial Zhuque-2 rocket developed by the Beijing-based Landspace company. More

(Source: IEEE Spectrum - May 14)