Detecting hypersonics

Great power competition did not disappear with the end of the Cold War. Nowadays, tensions are rising between the USA with Trump's zero-sum-gain policies, Russia with its aggressive behaviour toward its neighbours, and finally China with its restored military and economic status. This competition takes many forms. Trade wars, alliances and propaganda campaigns are one.… Continue reading Detecting hypersonics

Pleiades NEO, the Airbus Very High Resolution constellation

Airbus will launch two pairs of optical satellites, one in 2020 and one in 2021, to form a constellation with two orbital planes enabling two revisits per day. The satellites will have a 30cm resolution, a 14km swath, and orbit at 620km altitude. They will leverage the EDRS data relay satellites for ultra-fast tasking and… Continue reading Pleiades NEO, the Airbus Very High Resolution constellation