Khí cầu chở khách lên vùng cận vũ trụ
Công ty Mỹ dự định phóng hệ thống khinh khí cầu - khoang tàu chở khách lên độ cao ít nhất 30.000 m để chiêm ngưỡng đường cong Trái Đất...
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