The phrase "aerial activity" is correct and usable in written English.
It can be used to refer to any actions or operations that take place in the air, often related to aviation, military operations, or recreational flying.
Example: "The report detailed the various aerial activities conducted during the training exercise, including parachute jumps and drone operations."
Alternatives: "airborne operations" or "aviation activities".
Fragmented, flying this way and that, they take their turn in a tumult of aerial activity.
The following telegraphic dispatches have been received from General Headquarters in France: Great aerial activity prevailed on the 8th instant.
"Israel has agreed to a 48-hour suspension of aerial activity in south Lebanon while it investigates today's tragic incident in Qana," he announced.
JERUSALEM (AP) -- Israel agreed to a 48-hour suspension of aerial activity over southern Lebanon after its heart-wrenching bombing of a Lebanese village on Sunday that killed a number of children.
In the meantime, No. 1 Wing continued to respond to Japanese aerial activity over northern Australia.
More recently, the French governmental body GEIPAN was founded in order to study reports of unidentified aerial activity in France.
Other aerial activities, from hang gliding to paragliding, are accessible to novices, too, thanks to accommodations for an extra passenger.
Without prejudice to the provisions of this Treaty, only those military aerial activities specifically permitted by this Annex shall be allowed in the Zones and the airspace above their territorial waters.
Late last night Israel announced a suspension of aerial activities in southern Lebanon for 48 hours and said it would coordinate with the UN to allow a 24-hour window for residents in southern Lebanon to leave the area if they wished.
These people were selected from a range of backgrounds for their very particular skill sets, which included not just piloting know-how, but also a general love for sports and aerial activities like paragliding.
Colder October and November weather limited aerial activities over the NDH.
