Voyager 2 reached Uranus. What year did this event occur?

The first unmanned space probe Luna 2 landed on the Moon. What year did this event occur?

John Glenn was the first American to orbit the Earth. What year did this event occur?

Voyager 1 reached Saturn. What year did this event occur?

What year was the first satellite, Sputnik, launched?

Which probe was sent to study the Sun in 1990?

Who were the astronauts involved in the first manned landing on the Moon in 1969?

In what year did Voyager 2 reach Saturn?

When did the Challenger Space Shuttle explode?

What year did the Galileo probe explore Jupiter?

In which year was the Pioneer 10 launched to explore asteroids and Jupiter?

When did Voyagers 1 & 2 reach Jupiter?

Which year did the Pathfinder probe explore the Martian surface?

What year did Yuri Gagarin become the first person to orbit Earth?

In which year did the Viking probe land on Mars?

When was Cygnus X-1 confirmed to be a black hole?

Which year did Voyager 2 reach Neptune?

What year was the TESS (Transiting Exoplanet Survey Satellite) launched?

When was the Magellan space probe launched to Venus?

What year was the Magellan space probe launched to Venus?

In which year did Voyager 1 & 2 start their mission to explore the gas giants?

When were the first color pictures of the surface of Venus transmitted by Venera 13?

Which year marks the launch of the first Saturn V rocket?

What year did the Space Shuttle program operate until?

In what year was the International Space Station first operational?

When did the New Horizons probe reach Pluto?

Which year was the Chandra X-ray Observatory launched?

When was the COBE (Cosmic Background Explorer) launched?

What year was the Kepler Telescope, designed to discover Earth-size planets, launched?

Which space telescope was launched in the year 2003?

In what year did the Curiosity Rover land on Mars?

When was the James Webb Space Telescope launched?