1886 - Birth of Walter Carl Simon, American WWI flying ace, 1st American "ace in a day" (5 scores on 1 day), Vice-director of the peruvian Naval Flying School at Ancon, and senior USAAF officer in WWII.
1898 - Birth of Olivier "Bauli" Freiherr von Beaulieu-Marconnay, German WWI fighter ace, WWI youngest recipient of Germany's highest decoration for military valor, the 'Pour le Merite'.
1910 - Birth of Bernard Adolph Schriever (Bernie Schriever), born in Germany, who after immigrating to the USA, played a major role in the USAF programs for space and ballistic missile research.
1917 - Birth of Heinrich Ehrler, German WWII flighter ace.
1917 - 1st flight of The Fairey Aviation Company Fairey III, British reconnaissance biplane.
1918 - French flying ace Eugene Weismann (as observer), scores 4 Fokker D.VII on that single day.
1918 - Death of Antoine Joseph Henri Louis Paillard, French WWI flying ace, Killed in action after having downed 4 Fokker D.VII on that single day.
1918 - German WWI flying ace Hans Müller, scores 4 SPAD XIII on that day.
1921 - Birth of Mildred Hemmons Carter, Afro-American aviatrix.
1922 - U.S. Army's largest blimp, C-2, makes the 1st transcontinental airship flight, from Langley Field, Virginia, to Foss Field, California, under the command of Maj. H. A. Strauss
1923 - 1st flight of the Breguet Bre 22 'Leviathan', French 4 engine biplane transport prototype.
1923 - Daimler Airway de Havilland DH.34 crashed on an attempt to make an emergency landing due to engine problems in bad weather at Ivinghoe Beacon, Buckinghamshire, England, killing all 5 people on board.
1927 - Birth of Martin Caidin, American author and an authority on aeronautics and aviation. Also known for having restored the oldest surviving Junkers Ju 52 aircraft, flown today by Lufthansa
1928 - French Air force pilots Labaurie and Sahuc start a European tour with a Potez 25.23, French twin-seat, single-engine raid biplane.
1933 - 1st flight of the Boeing XF7B-1 / Model 273 , attempt to produce a more advanced version of the highly successful american fighter P-26.
1937 - 1st flight of The Percival Q.6 Petrel, British twin-engine, low-wing monoplane with a tailwheel undercarriage civil transport aircraft used as communications aircraft during WWII, Percival's 1st twin-engine aircraft
1937 - 1st flight of The Harlow PJC-2, American four-seat cabin monoplane.
1938 - 1st flight of The Graf Zeppelin II (Deutsche Luftschiff Zeppelin #130; Registration: D-LZ 130), last of the great German rigid airships.
1939 - 1st flight (tethered) of The Vought-Sikorsky VS-300 with Igor Sikorsky at the controls, American single-engine helicopter, 1st successful helicopter in the US, 1st successful helicopter to use a single vertical tail rotor configuration for antitorque. With floats attached, it became the 1st practical amphibious helicopter.
1939 - 1st flight of The Bristol Fairchild Bolingbroke, maritime patrol aircraft, Canadian built version of the british Bristol Blenheim Mk IV bomber.
1941 - Messerschmitt Me321 heavy assault transport gliders (sailplanes) of Staffel [GS] 1 are used for the 1st time in an operational air assault on Saaremaa island in the Baltic, as part of an attempt to capture the fort of Kübarsaare.
1941 - Convoy OG 74 sails from Britain escorted by HMS Audacity embarking 8 Martlets of No. 802 Squadron FAA, 1st time that an aircraft carrier is committed directly to convoy defense.
1942 - Death of Koichi Magara, Japanese WWII flying ace, killed in action.
1943 - U. S. Army Air Forces transport aircraft drop 1,900 more U. S. Army paratroopers of the 82nd Airborne Division into the Salerno beachhead. Supermarine Spitfires of No.324 Wing RAF, Supermarine Seafires of the Fleet Air Arm and Lockheed Lightnings of the United States Army Air Force (USAAF) deploy ashore to provide land based fighter cover over Salerno landings. During this day the 1st Tactical Air Force flies 700 sorties.
1950 - Birth of Eugene Huu-Chau "Gene" Trinh, Vietnamese-American biochemist and NASA Astronaut, 1st Vietnamese-French-American to travel into outer space.
1951 - The DFS 346-3 (Samolyot 346), German rocket-powered swept-wing completed and flown in the Soviet Union after WWII, flown by Wolfgang Zeise and not responding to the controls and losing altitude, crashes after the pilot used the escape capsule to leave the stricken aircraft, conducting the project to be cancelled.
1953 - Birth of Barbara Harmer, British airliner pilot, 1st qualified female Concorde pilot.
1954 - A Soviet Tu-4 bomber dropped a 40-kilotonne (170 TJ) atomic weapon from 8,000 metres (26,000 ft). The bomb exploded 350 metres (1,150 ft) above Totskoye range, 13 kilometres (8 mi) from Totskoye. This was to test the performance of military hardware and soldiers in the event of a nuclear war.
1954 - Birth of Itzhak Mayo, Jewish-Israeli air force pilot and payload specialist astronaut.
1957 - 1st flight of the 2nd prototype Dassault Etendard VI, French prototype fighter aircraft.
1958 - 1st German post-war rocket (Mohr Rocket), designed by the German engineer Ernst Mohr, is launched.
1958 - Birth of John Bennett Herrington, American business executive, US Navy test pilot and NASA astronaut.
1959 - 1st manmade object to land on another celestial body, Soviet probe Luna 2 successfully impacted with the lunar surface east of Mare Imbrium near the craters Aristides, Archimedes, and Autolycus.
1959 - 1st flight of the Beech Model 33 Debonair, low wing single engine 4 seat monoplane, evolution of the famous Bonanza.
1961 - 2 Republic F-84F Thunderstreak fighter-bombers of JaBoG 32 of the German Air Force (Luftwaffe) crossed into East German airspace because of a navigational error, before landing at Berlin Tegel Airport. They successfully evaded a large number of Soviet fighter planes by finding cover in a heavy layer of clouds
1963 - 1st fligth of The Mitsubishi MU-2, one of postwar Japan's most successful aircraft, high-wing, twin-engine turboprop with a pressurized cabin.
1964 - A defect in the autopilot caused the crash of an EWR VJ 101, experimental German jet fighter VTOL tiltjet aircraft.
1965 - 1st flight of the Lederlin 380L 'Ladybug', French unconventional tandem wing light aircraft for homebuilding.
1976 – A F-14 Tomcat rolls off the deck of USS John F. Kennedy and sinks in international waters. A major salvage operation is launched to retrieve the fighter lest it fall into Soviet hands.
1977 - A USAF Boeing EC-135K Crashed in steep terrain, about 8,500 feet up the Manzano Mountain range killing all 20 on Board
1978 - Launch of Venera 12, USSR unmanned space mission to explore the planet Venus.
1984 - Joe Kittinger takes off his 106,000 cubic foot (3,000 m³) Balloon of Peace from Carbon, Maine for the 1st solo Atlantic crossing.
1986 - Death of Maurice Claisse, French aviator and record setter, WWII fighter pilot and test pilot.
1987 - Death of Henry Neilson Wrigley, Australian pioneer aviator and theorist, WWI pilot and Senior commander in the Royal Australian Air Force (RAAF).
1993 - Lufthansa Flight 2904 Airbus A320-211 overran the runway, in Okecie International Airport, Poland, landing too fast with strong crosswind which turned on to be a tailwind, Killing 2 and levaing the other 68 injured.
1999 - Britannia Airways Flight BY226A Boeing 757-204 in severe weather crashed on landing at Girona Airport, Spain, killing 1 over 245.
2001 - Launch of Progress M-SO1, modified Progress russian spacecraft to deliver the Pirs module to the ISS.
2003 - Captain Chris Stricklin, flying Thunderbird 6 (F-16), crashed during an airshow at Mountain Home AFB, Idaho. Immediately after takeoff, Stricklin attempted a "Split S" maneuver (which he had successfully performed over 200 times) based on an incorrect mean-sea-level elevation of the airfield, 1100 feet (335 m) higher than the home base at Nellis. Climbing to only 1670 feet (509 m) above ground level instead of 2500 feet (762 m), Stricklin had insufficient altitude to complete the maneuver, but guided the F-16C aircraft down the runway away from the spectators and ejected less than one second before impact.
2007 - Launch of SELENE (Selenological and Engineering Explorer), better known in Japan by its nickname Kaguya, 2nd Japanese lunar orbiter spacecraft.
2008 - Aeroflot Flight 821 Boeing 737-505 crashed on approach to Perm Airport, killing all 88. Both pilots had lost spatial orientation due to their lack of proficiency with the Western type of attitude indicator on the aircraft. Fatigue from lack of adequate rest, poor CRM and alcohol in the Captain's tissues also contributed to the accident.
2011 - An Angolan Air Force Embrear 120ER crashed and broke on to two pieces while attempting to take off from Albano Machado Airport killing 30 of the 36 onboard.