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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