البحث
إكتشاف أشخاص جدد وإنشاء اتصالات جديدة وصداقات جديدة
a craft capable of traveling in outer space; technically, a satellite around the sun
the agency in the Department of Defense that provides scientific and technical information to federal agencies and their contractors
the agency in the Department of Defense that provides scientific and technical information to federal agencies and their contractors
the agency in the Department of Defense that provides scientific and technical information to federal agencies and their contractors
the agency in the Department of Defense that provides scientific and technical information to federal agencies and their contractors