The phrase "impending mission" is correct and usable in written English.
It can be used to describe a mission that is about to happen or is imminent.
Example: "The team prepared for their impending mission, ensuring all equipment was in order."
Alternatives: "upcoming mission" or "forthcoming mission."
When the chopper pilot, Lt. Yoshiyuki Yamaoka, called to tell his wife about his impending mission, she told him, "Go, and do your best.
In 1973, when an official offered to inform Senator John C. Stennis, a key member of the Senate Armed Services Committee, about an impending mission, the senator shunned him: "No, no, my boy, don't tell me.
On days that missions were flown, the crew was up at 2 a.m. preparing their aircraft, cleaning their guns, grabbing a quick breakfast, getting briefed on the impending mission.
Neither Osama nor Nabil gave their relatives the slightest clue about their impending suicide mission.
Are you aware of the impending charge?
Seven members of the People for the Ethical Treatment of Animals chained themselves together with bicycle locks to protest the impending launch of the Bion mission, a joint U.S. and Russian effort to study the effects of weightlessness on two monkeys.
Australia has already postponed trade missions over the impending punishments and was considering scrapping other meetings.
On Monday the head of the monitoring mission warned of an impending disaster.
At about 5 p.m., they even prematurely announced Mr. Tenet's impending departure and the failure of his mission, saying that he was about to lay the blame on the Palestinians.
The real-time prognostics takes online data from the data acquisition system to perform RUL estimation and gives a warning about the impending failure to allow system reconfiguration and mission replaning.
While Peshtigo is by far the more interesting thread, Leschak gives it less room, choosing instead to give us the buildup to several of his missions, heightening the sense of impending disaster as his crew slowly approaches the fireground.
