Yellowknife Bay, Mars created by the presence of liquid water, suggesting the presence of an ancient lake which could have sustained microbial life. The geologic depression takes its name from the city Yellowknife, capital of the Canadian Northwest Territories, in honor of the 4 billion year old rock in the region surrounding the city, which matches the approximate age of the uncovered rock in Gale Crater. Yellowknife Bay is a 5-meter geologic depression located in the large impact crater known as Gale Crater. The Crater is located on Mars near the northwestern part of the Aeolis quadrangle just south of the planet's equator.
Yellowknife and 30,000 tonnes of cargo yearly. It has two asphalt runways, one strip and another of ; while the Yellowknife Airport is classified as an airport of entry by Nav Canada and is staffed by the Canada Border Services Agency, it is certified for general aviation aircraft only. The Yellowknife airport is designated by the Royal Canadian Air Force (RCAF) as a forward operating location for the CF-18 Hornet. Despite its shorter runways, the airport can still accommodate 747s and other wide-body aircraft for emergency landings. Air traffic control services, Instrument landing system (Category 1), and radar services are provided