Airspace is the portion of the atmosphere controlled by a country above its territory, including its territorial waters or, more generally, any specific...

A prohibited airspace is an area (volume) of airspace within which flight of aircraft is not allowed, usually due to security concerns. It is one of many...

The world's navigable airspace is divided into three-dimensional segments, each of which is assigned to a specific class. Most nations adhere to the classification...

Canadian airspace is the region of airspace above the surface of the Earth within which Canada has jurisdiction. It falls within a region roughly defined...

In aviation, uncontrolled airspace is airspace in which an Air Traffic Control (ATC) service is not deemed necessary or cannot be provided for practical...

A Soviet airspace violation may refer to: The hundreds of Nazi prewar incursions into Soviet airspace before Operation Barbarossa 1960 U-2 incident when...

Controlled airspace is airspace of defined dimensions within which air traffic control (ATC) services are provided. The level of control varies with different...

During the ongoing Russian invasion of Ukraine, the airspaces of non-combatant neighbouring countries, particularly Poland, Moldova, and Romania, have...

The United States airspace system's classification scheme is intended to maximize pilot flexibility within acceptable levels of risk appropriate to the...

Restricted airspace is an area of airspace typically used by the military in which the local controlling authorities have determined that air traffic...

Military airspace is any area in which military aircraft are present and participate in a variety of activities. There are many kinds of airspace. A military...

The National Airspace System (NAS) is the airspace, navigation facilities and airports of the United States along with their associated information, services...

The Airspace Use Plan (or AUP) is defined as "an Airspace Management (ASM) message of NOTAM status notifying the daily decision of an Airspace Management...

services, airspace management (ASM), the purpose of which is to allocate air routes, zones, flight levels to different airspace users and the airspace structure...

In aviation, a flight information region (FIR) is a specified region of airspace in which a flight information service and an alerting service (ALRS) are...

Eyjafjallajökull in Iceland would damage aircraft engines, the controlled airspace of many European countries was closed to instrument flight rules traffic...

landings), and cloud clearances. The exact requirements vary by type of airspace, whether it is day or night (for countries that permit night VFR), and...

through a given section of controlled airspace, and can provide advisory services to aircraft in non-controlled airspace. The primary purpose of ATC is to...

Violations of Japanese airspace have occurred on a number of occasions. There have been 39 cases from 1967 to 2017. The vast majority have involved Soviet...

Functional airspace block (FAB) is defined in the SES-2 legislative package, as follows: A FAB means an airspace block based on operational requirements...

high-altitude balloon originating from China flew across North American airspace, including Alaska, western Canada, and the contiguous United States. On...

Defense Technologies, Inc. is a US-based drone airspace security company that manages drones in sensitive airspace founded in 2012 in California. The company...

main base and headquarters are in Antalya. The airline was banned from EU airspace in March 2024. Southwind Airlines was formally announced in April 2022...

Airspace Action on Smoking and Health (formerly Airspace Non-smokers' Rights Society) was a volunteer-based anti-tobacco organization in the Canadian province...

the use of its airspace and enforce its own aviation law – in extremis by the use of fighter aircraft. The upper limit of national airspace is not defined...

takeover Russia issued a newly-invented code, URFV to cover the Crimean airspace. The Ukrainian air controller has been subjugated to issue NOTAMs under...

airspace (Albanian: Incidentet e para ajrore), was a Cold War incident. On December 23, 1957, an American T-33 fighter jet violated Albanian airspace...

surveillance technologies and is being progressively incorporated into national airspaces worldwide. For example, it is an element of the United States Next Generation...

Several high-altitude airspace security events were reported in February 2023, initially over North America, then over Latin America, China, and Eastern...

Brazil's Department of Airspace Control (Portuguese: Departamento de Controle do Espaço Aéreo, DECEA) is a governmental military organization of the Aeronautics...