21 January 2010 : Cargolux Flight 7933, operated by Boeing 747-400 LX-OCV struck a vehicle on landing at Luxembourg International Airport. The van suffered major damage and the aircraft sustained a damaged tyre. Three investigations have been launched into the incident.
21 January 2010 : A Sociedad de Salvamento y Seguridad Maritima AgustaWestland AW139 helicopter fell into the sea off Almeria. Three people are missing.
21 January 2009 : An Indian Air Force HAL HJT-16 Kiran Mk.2 military trainer aircraft from the No. 52 Squadron Surya Kiran (Sun Rays) Aerobatics display team based at the Bidar Air Force Station in Karnataka, India crashed into a field during a routine training exercise killing the pilot.
21 January 2004 : NASA's Mars Exploration Robot-A (MER-A) Spirit ceases communication from the red-planet because of a flash memory issue. The problem would be fixed two days later remotely from Earth.
21 January 1999 : Royal Air Force Panavia Tornado GR.1 ZA330, 'B-08', crashed into a Cessna 152 II, G-BPZX near Mattersley Nottinghamshire. In the Air Accident Report 3/2000 the conclusion was none of the pilots saw each other in time to take avoiding action. Both crew of the Tornado, Flight Lieutenant Greg Hurst and Sottotenete Matteo Di Carlo, as well as the pilot and passenger in the Cessna, were killed.
21 January 1999 : A Nicaraguan Air Force Antonov An-26, 126, c/n 14206, crashes into a mountain near Bluefields, Nicaragua, killing all 28 on board.
21 January 1996 : Death of Kaj Birksted, WWII Danish Flying ace serving with the RAF.
21 January 1991 : An Iraqi surface-to-air missile shoots down a U. S. Navy F-14 Tomcat and a United States Army attack helicopter is lost to non-combat causes in the Gulf War. Coalition aircraft have flown more than 4,000 sorties against Iraqi forces since Operation Desert Storm began, targeting command-and-control centers, airfields, and Scud short-range ballistic missile launchers. They now shift their focus to Iraqi positions around Basra and along the Iraq-Kuwait border.
21 January 1991 : The Soviet Union commissions the “heavy aircraft-carrying missile cruiser” Admiral of the Fleet of the Soviet Union Kuznetsov. A hybrid ship combining the capability of a Western aircraft carrier to operate high-performance fighters for fleet air defense with the heavy shipboard antiship missile armament of Soviet guided-missile cruisers, she is the first Soviet or Russian ship with a full-length flight deck similar to that of Western aircraft carriers and the only such ship ever to be built prior to the dissolution of the Soviet Union.
21 January 1987 : American triathlete Lois McCallin, in the Massachusetts Institute of Technology’s Michelob Light Eagle human powered aircraft, sets straight-line and closed circuit world distance records and the world duration record for women at 6.83 km (4.25 miles), 15.44 km (9.59 miles) and 37 min 38 seconds respectively.
21 January 1985 : Galaxy Airlines Flight 203, a Lockheed L-188 Electra, crashes in Reno, Nevada while attempting to return to the airport to troubleshoot a noise, killing 70 of the 71 people on board. It is later discovered that the air start door was not properly secured.
21 January 1980 : Iran Air Flight 291, a Boeing 727, crashes near Tehran, Iran. The plane hits high ground in a snowstorm during the approach to land; all 128 aboard are killed.
21 January 1978 : Death of Theodor Hermann Dahlmann, German WWI flying ace, influential aviation administrator before and during WWII.
21 January 1976 : Introduction: Concorde
21 January 1974 : Death of Everett Richard Cook, American WWI flying ace, High-ranking officer during WWII and later, one of the Directors of Eastern Airlines.