const https = require("https");

https.get("https://api.spacexdata.com/v3/launches?rocket_name=Falcon%209&launch_success=false", (resp) => {
  let data = "";
  resp.on("data", (chunk) => { data += chunk; });
  resp.on("end", () => {
    const json = JSON.parse(data);
    const ships = json.filter(e => e.launch_year === "2015" && e.rocket.rocket_name === "Falcon 9")
      .flatMap(l => l.ships);
    console.log(ships);
  });

}).on("error", (err) => {
  console.log("Error: " + err.message);
});