Jonathan McDowell

Is China’s Tiandu-1 the First to Achieve Resonant Earth-Moon Orbit? US Experts Weigh In
China’s Tiandu-1 satellite has recently made headlines by entering a unique fuel-efficient orbit that syncs with the Earth and moon. ... Read more
Decades Later: Soviet-Era Spacecraft to Plunge to Earth After Failed Venus Mission
Spacecraft Set to Fall Back to Earth A Soviet-era spacecraft, launched in the 1970s, is expected to tumble back to ... Read more