Spy Satellites NRO – Prof Simon

The latest NRO Spy Sat was launched by a Delta IV Heavy from Vandenberg AFB. The NRO made a beautiful film about the preparation and launch. Prof Simon adds the missing details of what might have been sent up into orbit. Thanks to Scott Manley for explaining the hydrogen fireball on ignition. Thanks to NRO htts://www.nro .gov Thanks for sat info satobs.org From Professor Simon Holland.