Definition
The body of data describing the airspace system that pilots and controllers need to plan and conduct flights safely, including airport details, navigation aids, airways, instrument procedures, airspace boundaries, communication frequencies, and temporary changes such as Notices to Air Missions (NOTAMs).
Plain English
All the published information about airports, airways, navigation aids, and airspace that pilots use to plan and fly a trip safely.
Context Anchor
Seen in FAA charts, instrument procedures, airport information, flight planning tools, and aircraft navigation databases.
Derivation
From Latin aer (air) and nauticus (relating to sailing). 'Aeronautical' literally means 'sailing through the air,' so aeronautical information is simply the information needed to navigate the skies.
Why Pilots Care
Accurate aeronautical information prevents navigation errors and supports regulatory compliance during flight planning and en route operations.
Intuition Check
Do not read “information” here as general airplane knowledge or aviation trivia. In this context, aeronautical information means official flight-related data used for navigation, planning, and operating safely.
Example Sentence 1
Before the flight, the pilot reviewed the latest aeronautical information for the destination airport, including runway closures and frequency changes.
Example Sentence 2
NextGen systems deliver updated aeronautical information directly to the cockpit in real time.