Q. Red Planet Day is celebrated on November 28 every year to commemorate the launch of the Mariner 4 spacecraft. The spacecraft was launched by which organization?
Answer: NASA
Notes: Red Planet Day commemorates the launch of the Mariner 4 spacecraft and is a day to celebrate the planet Mars and learn more about it. Mariner 4, a robotic interplanetary probe, was launched by NASA and the Jet Propulsion Laboratory (JPL) on November 28, 1964. It was the fourth of a series of spacecraft designed to fly past planets, and it became the first to fly past Mars. It provided the first close-up photos of the planet and the first from-space images of another planet ever.