# King Abdulaziz City for Science and Technology
*research-institute . companies*

## Specifications
- **operator domains**: ["kacst.gov.sa"]
- **country**: Saudi Arabia
- **website**: https://www.kacst.gov.sa
- **entity type**: company
- **last verified date**: 2026-06-20
- **verified by**: sw
- **claim status**: unclaimed
- **attributes**: {"kind":"research-institute","operator_domains":"[\"kacst.gov.sa\"]","country":"Saudi Arabia","website":"https://www.kacst.gov.sa"}

## Editorial
King Abdulaziz City for Science and Technology is a Saudi government research institute, not a standalone space agency. It is an independent governmental scientific organization founded in 1977 as SANCST, renamed KACST in 1985, and headquartered in Riyadh.[^wiki-kacst] Its EO relevance comes through the Space Research Institute role and KACST-built Saudi Earth observation missions rather than through a commercial data-sales storefront.[^wiki-kacst] SaudiSat-3 launched in 2007 as a KACST-built Earth observation satellite with sub-15 m imaging and a data-collection relay function.[^gunters-saudisat3][^globalsec-saudi-earth] SaudiSat-5A and SaudiSat-5B launched together in 2018 as KACST-built high-resolution Earth observation satellites with hyperspectral imaging capability.[^wiki-saudisat5] SGS-1/HellasSat-4 is a geostationary communications satellite, so it should not be treated as part of KACST's EO mission signal.[^wiki-sgs1]

## Sources
- [wiki-kacst] | King Abdulaziz City for Science and Technology - Wikipedia | https://en.wikipedia.org/wiki/KACST | tier=community | accessed=2026-06-20
- [wiki-saudisat4] | SaudiSat-4 - Wikipedia | https://en.wikipedia.org/wiki/SaudiSat-4 | tier=community | accessed=2026-06-20
- [wiki-saudisat5] | SaudiSat 5A, 5B - Wikipedia | https://en.wikipedia.org/wiki/SaudiSat_5A,5B | tier=community | accessed=2026-06-20
- [wiki-sgs1] | SaudiGeoSat-1/HellasSat-4 - Wikipedia | https://en.wikipedia.org/wiki/SaudiGeoSat-1/HellasSat-4 | tier=community | accessed=2026-06-20
- [gunters-saudisat3] | SaudiSat-3 - Gunter Space Page | https://space.skyrocket.de/doc_sdat/saudisat-3.htm | tier=community | accessed=2026-06-20
- [globalsec-saudi-earth] | Saudi Arabia Earth Observation Systems - GlobalSecurity | https://www.globalsecurity.org/space/world/saudi/earth.htm | tier=community | accessed=2026-06-20

---
Source: https://eo-atlas.org/companies/kacst
Maintainer: SpectraWorks B.V. (CC-BY 4.0)