1879 - On a trip in high winds from East St. Louis, Illinois over Lake Michigan, American balloonist John Wise disppeared with his balloon 'Pathfinder'. No trace of Wise or the balloon "Pathfinder" have ever been found.
1892 - Birth of Edmond Thieffry, Belgian WWI flying ace and aviation pioneer, cofounder of Sabena, who made the 1st successful flight between Belgium and Congo.
1912 - Death of Frank S. Scott, 1st enlisted member of the United States armed forces to lose his life in an aircraft accident, Killed in the crash of a Type-B Wright biplane along with pilot Lewis C. Rockwell.
1913 - Death of Bertram Dickson, pioneer Scottish airman and 1st British serviceman to qualify as a pilot, One of the two 1st pilots (René Thomas) involved in a mid-air collision.
1917 - Death of Kurt Wissemann, German WWI flying ace, Killed in action, credited with shooting down french fighter ace Georges Guynemer.
1917 - Death of lwyne Travers "Button" Loyd, British WWI flying ace, killed in action in his D.H.5.
1918 - Death of Risdon MacKenzie Bennett, british WWI flying ace, Killed in action.
1920 - American pilot Howard Max Rinehart, flying a Dayton-Wright R.B Racer, becomes the 1st person to fly an airplane fitted with a retractable landing gear during the Gordon Bennett Trophy at Reims, France.
1921 - Lt. John Arthur Macready flew his Packard-Le Peré LUSAC-11 Biplane to a 34,508-foot (10,518 m) world record, receiving the Mackay Trophy for this record.
1923 - The Schneider Trophy race flown at Cowes, UK, is Won by David Rittenhouse (USA) in a Curtiss CR.3 at 285.5 km/h (177.4 mph).
1924 - 2 of 4 Douglas World Cruisers ('Chicago' and 'New Orleans') of the U.S. Army Air Service arrive in Seattle, completing the 1st aerial circumnavigation of the world, taking 175 days for the journey, a Flying time of 371 hours 11 minutes which required 57 stops.
1925 - 1st flight of the SPAD S-56/2, French single engine biplane small airliner prototype, re-engined version of the initial prototype.
1925 - 1st Annual Aerial Reliability Tour (Ford Reliability Tour) starts. The course was over 1900 miles with stops in 10 cities.
1927 - Lt Dick Bently of the South African Air Force arrives in South Africa after having made the 1st solo flight there from England in a de Havilland DH60X Moth.
1933 - French Gustave Lemoine sets a new altitude record of 13,661 m (44,820 ft) in a Potez 506
1934 - 1st flight of The Savoia-Marchetti SM.79 'Sparviero', 3-engined Italian medium bomber with a wood and metal structure originally designed as a fast passenger aircraft. This low-wing monoplane, set 26 world records that qualified it for some time as the fastest medium bomber in the world.
1936 - Squadron Leader F.R.D. Swain took off from Farnborough with the Bristol Type 138 and climbed to an indicated 51,000 ft (15,440 m), engaging the auxiliary supercharger at 35,000 ft ( m). Swain ran low on oxygen on the two-hour flight and had to break the window of his pressure helmet once he had descended to a safe height. The data from this flight was homologated by the Fédération Aéronautique Internationale as a world's record of 49,967 ft (15,230 m).
1938 - 1st flight of The Avia B.35 (RLM designation Av-35), fighter prototype aircraft built in Czechoslovakia.
1940 - Birth of Aleksandr Sergeyevich Ivanchenkov, Soviet cosmonaut.
1952 - 1st flight of The Dassault MD.454 Mystère IV, French fighter-bomber aircraft, 1st transonic aircraft to enter service in French Air Force
1954 - The North American X-10 Navaho Successfully made extreme maneuvers at Mach 1.84. However automated landing system attempted to make landing flare 6 m below the runway level. Vehicle impacted at high speed and was destroyed. However the flight set a speed record for a turbojet-powered aircraft.
1955 - Death of Lionel Wilmot Brabazon Rees, Welsh WWI Flying ace.
1955 - 1st flight of The CASA C-207 Azor, spanish twin engine transport aircraft, scaled-up version of the CASA C-202 Halcón.
1956 - Death of William Edward Boeing (born "Wilhelm Edward Böing"), American aviation pioneer who founded The Boeing Company.
1964 - Birth of Pier Paolo Racchetti, Italian Airliner pilot.
1967 - Death of William Gordon Claxton Canadian WWI flying ace.
1970 - 1st flight of The Israel Aircraft Industries (IAI) Westwind, business jet that became a cornerstone of the Israeli aircraft manufacturing industry. (Initialy Aero Commander 1121 Jet Commander)
1970 - Death of St. Clair Streett, known as "Bill", American aviation pioneer, USAF major general and writer who first organized and led the Strategic Air Command (SAC).
1971 - Launch of Luna 19 (a.k.a. Lunik 19) (Ye-8-LS series), Soviet unmanned space mission to the moon.
1972 - 1st flight of the Robin HR-100/210 'Safari', French 4 seat cabin monoplane tourer.
1976 - Death of Raymond 'Collie' Collishaw, WWI RAF distinguished Canadian fighter ace, squadron leader, and commanding officer who served in the Royal Naval Air Service (RNAS) and later the Royal Air Force. He was the highest scoring RNAS flying ace and the second highest scoring Canadian pilot of WWI and also served during WWII.
1979 - 1st flight of the Eurocopter AS355 Ecureuil 2 (Twin Squirrel - Twin Star), French multirole twin engined 5 seat helicopter.
1980 - 1st to fly the Atlantic standing on wing : German Stuntman Jarorim Wagner start a 46 hrs flight from Lutzellinden (Germany) to New-york (USA)
1988 - 1st flight of the Ilyushin Il-96, Russian four-engined long-haul widebody airliner.
1992 - Pakistan International Airlines Flight 268 Airbus A300B4-203 crashed on approach to Kathmandu's Tribhuvan International Airport killing all 167.
2007 - 1st flight of The Kawasaki XP-1 (previously P-X), Japanese military Maritime patrol aircraft.
2008 - Shenzhou 7, human spaceflight mission of the Chinese space program, is back on earth.
2008 – SpaceX launches the 1st ever private spacecraft, the Falcon 1, into orbit.
2009 - 1st flight of The TAI/AgustaWestland T-129, (AgustaWestland designation AW729) , Italian/Turkish attack helicopter, enhanced version of the Agusta A129 Mangusta.
2012 - Sita Air Flight 601 Dornier Do 228 stroke a bird shortly after takeoff from Tribhuvan International Airport in Kathmandu, Nepal, crashed on the banks of the Manohara river and caught fire. All 19 perished.