October 2023
Remote sensing by satellite - People’s Republic of China
... synthetic aperture radar (InSAR) technology, working together in pairs (the satellite system is probably similar to the German TanDEM-X satellite system). Tianhui 2 satellites are believed to operate in the X-band and have a resolution of 3 m. The...
May 2024
The challenges of satellite communications on the move
... on the move, everywhere, all of the time. About the author Roger Dewell is Managing Director of the satellite systems consultancy High Q Systems Ltd. Having worked in the space industry for more than 50 years, Roger has design, development...
October 2024
Space exploration remains a crucial endeavour for humanity
...with various analyses suggesting significant growth as technologies and the market mature. The O3b mPOWER communications satellite system, owned and operated by SES provides global broadband connectivity for a range of applications including cellular...
August 2016
Our changing world and the mounting risk of a calamitous solar storm
.... This is a very real cosmic danger that could knock out our electric power grids, kill key satellite systems for communications and navigation and defence. This cosmic menace could knock out the time synchronization...
September 2016
Small launcher market survey
... trend of Moore’s Law driving miniaturisation of hardware has created a technological basis that has enabled smaller satellite systems to accomplish useful and operational capabilities. Furthermore, the global economic downturn that began in 2008 has...
November 2017
Managing air and space traffic from orbit
... in the 1980s it was allowed for civilian use. With this emerged the generic name of Global Navigation Satellite System (GNSS). Russia then developed its own GNSS called GLONASS. Since then China has developed its...
