Building and launching Satellites are costly business.  Making a satellite can cost from  $290 million upwards, while a single satellite launch can range in cost from a low of about $50 million to a high of about $400 million.  Any fault could lead to making billion dollar satellite useless  and …

UUVs are increasingly being used for a wide range of applications, from underwater exploration and surveillance to mine detection and mapping of the ocean floor. These vehicles are typically designed to operate autonomously, without human intervention, and can be deployed for extended periods of time. However, UUVs can face significant …