The Orbital ATK Cygnus cargo spacecraft is switching to its on-board batteries for electrical power through the rest of the countdown. Once in space, Cygnus’ systems will be powered by a pair of twin, circular solar arrays.
The Orbital ATK Cygnus cargo spacecraft is switching to its on-board batteries for electrical power through the rest of the countdown. Once in space, Cygnus’ systems will be powered by a pair of twin, circular solar arrays.