What system provides secure voice and data communications to senior officials during special airlift missions?

The system that provides secure voice and data communications specifically to senior officials during special airlift missions is Mystic Star. This system is designed to ensure that critical communications can be maintained while operational missions are taking place, thereby allowing senior officials to communicate securely and effectively regardless of their location. Mystic Star supports various types of missions, including those that require high-security measures, making it integral to the operations of military and government leaders during sensitive missions.

Seamark, while an important system, is primarily focused on maritime support and does not provide the same secure communication capabilities for special airlift missions. NORAD is a command focused on aerospace warning and defense, which is not directly related to providing secure communications for airlift missions. MILSATCOM refers to military satellite communications that provide broader service options but are not specifically tailored for the secure communications required during special airlift missions for senior officials. Thus, Mystic Star stands out as the appropriate answer for its specialized role in this context.