European Commission identifies SKA as a key project

Preliminary Design Reviews begin for each engineering element

System Preliminary Design Review

First prototype SKA dish assembled in Shijiazhuang, China

First SKA-Low prototype station completed on site

International negotiations to establish the SKA Observatory conclude

Critical Design Reviews for each engineering element begin

First Science Data Challenge launched

SKA Observatory Treaty signed in Rome, Italy

Inauguration of the permanent SKA Headquarters at Jodrell Bank, UK