1) China
2) Japan
3) United States
4) Russia
Explanation:
On July 16, 2019, The U.S.(United States)celebrated Apollo 11 human moon landing mission. Thousands of model rockets have been launched in Huntsville, Alabama to mark the 50th anniversary.US space agency NASA(National Aeronautics and Space Administration ) celebrated the moment astronauts landed on the moon for the first time 50 years ago, replaying online the original moon landing broadcast from July 20, 1969.NASA’s Apollo 11 was launched at Kennedy Space Center Launch Complex-39A on July 16, 1969.It carried three astronauts Commander Neil Armstrong, Lunar Module Pilot, Edwin Buzz Aldri, and Command Module Pilot, Michael Collins. Out of three, the two astronauts, Neil Armstrong & Buzz Aldrin landed on the moon on July 20, 1969, while Michael Collins stayed in the orbit 60 miles above them in the command module.