AS-203, the first Apollo orbital mission was launched on July 5, 1966

On July 5, 1966, the first Apollo orbital mission, AS-203 was launched from NASA’s Kennedy Space Center, Florida. It was an uncrewed flight of the vehicle’s second stage, the S-IVB stage (it was the 3rd stage of Saturn V, which carried humans to the Moon), to test it under orbital conditions and to obtain flight …

Sojourner (Mars Pathfinder) became the first operational rover on another planet on July 4, 1997

NASA’s robotic spacecraft Mars Pathfinder landed on Mars on July 4, 1997. It was carrying a small rover named Sojourner and with that landing, Sojourner became the first operational rover on another planet.

ESA’s Giotto became the first spacecraft to use Earth for a gravity assist on July 2, 1990

On July 2, 1990, European Space Agency’s (ESA) Giotto spacecraft performed the first-ever earth gravity-assisted maneuver to be retargeted for its destination, Comet P/Grigg-Skjellerup.

Tunguska meteorite impacted on June 30, 1908

On June 30, 1908, at about 7:14 A.M., around the Tunguska River, a gigantic fireball devastated hundreds of square kilometers of uninhabited Siberian forest. It was about a ~12 megaton explosion, which means the blast was around 800 times more powerful than the Hiroshima atomic bomb.

Soyuz 11 Disaster: the only three humans who died in space [June 29, 1971]

On June 29, 1971, after completing its record-breaking 20th day in orbit, the crew of Soyuz 11, Georgy T. Dobrovolski (Commander), Viktor I. Patsayev, and Vladislav N. Volkov departed from the Salyut 1 space station, the first space station in the history of space exploration, on June 29, 1971. Unfortunately, the mission ended in disaster …

Atari was founded on June 27, 1972

On June 27, 1972, Atari Inc. was founded in Sunnyvale, California by American businessman and electrical engineer Nolan Bushnell (born February 5, 1943) and American electrical engineer Ted Dabney (May 2, 1937 – May 26, 2018). One the most recognized and celebrated brands in the world, the company is a pioneer in arcade games, home …

Manchester Baby, the world’s first electronic stored-program computer ran its first program on June 21, 1948

On June 21, 1948, Manchester Baby, the world’s first electronic stored-program computer ran its first program.

V-2 rocket (MW 18014) became the first human-made object in space on June 20, 1944

On June 20, 1944, a German A-4/V-2 rocket became the first human-made object to travel into space by crossing the Kármán line with the vertical launch of MW 18014, attaining an apogee of 176 kilometers (109.3 miles). The Kármán line commonly represents the boundary between the Earth’s atmosphere and outer space. It lies at an altitude of 100 kilometers (62 …