Neil Armstrong became the first person to walk on the moon on July 20, 1969, during the Apollo 11 mission.

The Soviet Union launched the first artificial satellite, Sputnik 1, into orbit on October 4, 1957.

The Space Shuttle was the first reusable spacecraft, capable of carrying astronauts and cargo into orbit and returning to Earth.

The Hubble Space Telescope has revolutionized our understanding of the universe with its stunning images of distant galaxies, nebulae, and other celestial objects.

The International Space Station is a modular space station in low Earth orbit, serving as a microgravity research laboratory for astronauts from different countries.

The Soviet Union's Venera 3 spacecraft was the first to successfully land on Venus in 1966.

Viking 1 was the first spacecraft to successfully land on Mars in 1976.

Pioneer 10 was the first spacecraft to reach the outer solar system, passing Jupiter in 1973 and Saturn in 1979.

Philae, a lander carried by the Rosetta spacecraft, was the first to successfully land on a comet, Comet 67P/Churyumov–Gerasimenko, in 2014.

The Wilkinson Microwave Anisotropy Probe (WMAP) was a NASA spacecraft designed to study the cosmic microwave background radiation, the leftover radiation from the Big Bang.

SpaceX became the first private company to launch a spacecraft into orbit in 2010 with its Falcon 9 rocket.

The Japanese spacecraft Hayabusa was the first to successfully return samples of an asteroid, Itokawa, to Earth in 2010.

New Horizons was the first spacecraft to successfully fly by and study Pluto and its moon Charon in 2015.

The Spitzer Space Telescope was a NASA infrared space telescope that operated from 2003 to 2020, providing valuable insights into the formation and evolution of stars, galaxies, and planetary systems.

NEAR Shoemaker was the first spacecraft to successfully land on an asteroid, Eros, in 2001.