Destiny

…launch of NASA’s microgravity laboratory, Destiny, in early 2001. The addition of Destiny, which astronauts mated to the leading end of Unity, marked a milestone in the project because it facilitated science operations. Other components were subsequently appended. After the catastrophic explosion of the shuttle orbiter Columbia in 2003 and…

Destiny and other elements were subsequently joined to the station, with the overall plan calling for the assembly, over a period of several years, of a complex of laboratories and habitats crossed by a long truss supporting four units that held large solar-power arrays and…