2008– A period of large-scale observational facility development and outstanding outcomes
- 2014 Korea Microlensing Telescope Network (KMTNet) was established.
- 2013 Optical Wide-field patroL (OWL) project had begun.
The Multi-purpose IR Imaging System was delivered as a payload on the third Korean scientific small satellite, STSAT-3.
- 2011 Construction of the Korea VLBI Network (KVN) was completed.
- 2009 KASI Participated in the international large telescope project, the Giant Magellan Telescope (GMT).
1999–2007 Status: Independent public corporation
- 2006 Space Geodesy Division was established, and the International GNSS Service Global Data Center (GDC) began operation at KASI.
- 2003 Lemmonsan Optical Astronomy Observatory (LOAO) was built on Mt. Lemmon, Arizona, US.
The first Korean space telescope, Far-ultraviolet Imaging Spectrograph (FIMS), was carried onboard STSAT-1.
- 1999 Korea Astronomy Observatory (KAO) became an independent organization as a government-funded research institute under the administration of the Korea Research Council of Fundamental Science and Technology (KRCF).
1986–1999 Status: Annex Research Institute
- 1996 Bohyunsan Optical Astronomy Observatory (BOAO) was built on Mt. Bohyun.
- 1991 ISSA became KAO and was annexed to Korea Research Institute of Standards and Science.
- 1986 National Astronomical Observatory, Korea (NAOK) was renamed the Institute of Space Science and Astronomy (ISSA).
1974–1985 Status: National Observatory
- 1985 Taeduk Radio Astronomy Observatory (TRAO) was built in Daejeon.
- 1978 Sobaeksan Optical Astronomy Observatory (SOAO) was built on Mt. Sobaek.
- 1974 NAOK was established.