NewsWorldKnow about SR-72 spy plane that can traverse a continent in less than an hour
Know about SR-72 spy plane that can traverse a continent in less than an hour
New Delhi: SR-72 blackbird is a spy plane that can cross a continent in less than an hour.The unmanned, hypersonic aircraft is being designed by American aerospace company Lockheed Martin.With a mach speed of 6,
It has the ability to cross the Atlantic in about an hour and fly across the planet in about six hours.
