Charles Babbage Unveiled the Difference Engine on June 14, 1822

On June 14, 1822, English polymath Charles Babbage (26 December 1791 – 18 October 1871) announced his invention of the Difference Engine on 14 June 1822, in a paper to the Royal Astronomical Society. The title of the paper was “Note on the application of machinery to the computation of astronomical and mathematical tables”. It …

UNIVAC I, the world’s first commercial computer was unveiled on June 14, 1951

On June 14, 1951, UNIVAC I (UNIVersal Automatic Computer I), the world’s first general-purpose electronic digital computer was unveiled. running on a 2.25 MHz clock, it was capable of completing 1,905 instructions per second.

Pioneer 10 became the first spacecraft to pass beyond the orbit of Neptune on June 13, 1983

On June 13, 1983, Pioneer 10 became the first spacecraft to pass beyond the orbit of Neptune. So, it is the first spacecraft to pass beyond all the solar system planets.

Venera 4 was launched on June 12, 1967

On June 12, 1967, the Soviet Union launched Venera 4, which means “Venus 4” in English, a probe in the Soviet Venera program for the exploration of the planet Venus. It became the first successful probe to perform in-place analysis of the environment of another planet.

Mariner 9, the first spacecraft to orbit Mars was launched on May 30, 1971

On May 30, 1971, Mariner 9 robotic spacecraft was launched from LC-36B at Cape Canaveral Air Force Station, Florida on top of an Atlas SLV-3C Centaur-D rocket. It reached Mars on November 14 of the same year and became the first spacecraft to orbit Mars, and in general, another planet.

European Space Agency (ESA) was founded on May 30, 1975

The European Space Agency (ESA), an international organization dedicated to the exploration of space was founded on May 30, 1975. Shortly after its formation, on August 9, 1975, the space agency ESA launched its first major scientific mission, Cos-B, a space probe monitoring gamma-ray emissions in the universe, which was first worked on by ESRO …

Discovery performed the first Space Shuttle docking to the International Space Station (ISS) on May 29, 1999

On May 29, 1999, the STS-96 crew aboard the Space Shuttle Discovery became the first to dock with the International Space Station. Using the Integrated Cargo Carrier, Discovery delivered the Russian cargo crane, STRELA, the SPACEHAB Oceaneering Space System Box, and the American crane, ORU Transfer Device, to the space station.

Einstein’s general theory of relativity was proven on May 29, 1919, during a solar eclipse

On May 29, 1919, Einstein’s General Theory of Relativity, which was just four-year-old at the time, was put to its first test during a total solar eclipse. Albert Einstein’s prediction of the bending of light by the gravity of the Sun, one of the components of his general theory of relativity, could be tested by …

John F. Kennedy announced Moon landing goal on May 25, 1961

In an address to Congress on “Urgent National Needs” on May 25, 1961, John F. Kennedy, the 35th president of the United States called for America to send astronauts to the moon and return him safely to Earth before the end of the decade.

Earth passed through the tail of Halley’s Comet on May 19, 1910

On May 19, 1910, the Earth passed through the tail of Halley’s Comet. Prior to the date, using spectroscopy, astronomers detected cyanogen, a very deadly poison in the comet’s tail. This caused panic. French astronomer Camille Flammarion (26 February 1842 – 3 June 1925) even claimed that life on Earth would end because of this.