"Voice communication, data, imagery and video; survivable global military communication system. ""World's most secure, nuclear survivable, space-based communication system."""
"Voice communication, data, imagery and video; survivable global military communication system. ""World's most secure, nuclear survivable, space-based communication system."""
"Voice communication, data, imagery and video; survivable global military communication system. ""World's most secure, nuclear survivable, space-based communication system."""
"Voice communication, data, imagery and video; survivable global military communication system. ""World's most secure, nuclear survivable, space-based communication system."""
Third in constellation.
Second in constellation.