This is the 21st flight of the Orbital ATK's uncrewed resupply spacecraft Cygnus and its 20th flight to the International Space Station under the Commercial Resupply Services contract with NASA.
Low Earth Orbit B1080 - Flight Proven ( ) Landing Zone 1Gaofen is a series of civilian Earth observation satellites developed and launched for the China High-definition Earth Observation System (CHEOS), a state-sponsored programme aimed to develop a near-real time, all-weather, global surveillance network consisting of satellite, near-space (stratosphere) airships, and aerial observation platforms.
Sun-Synchronous Orbit