Isaac Newton Institute
- Chilean private non-profit organization for scientific research in astronomy, supporting over 300 staff astronomers in 15 european countries. Lists information about the organization and published research papers.
- http://www.ini.cl

Astronomers in Chile
- ESO's list of astronomers and astronomy institutions in Chile. Lists Name, Post, Scientific interests and email of astronomers, and contact information for institutions.
- http://www.sc.eso.org/santiago/science/chilean.html

Center for Space Studies (CEE)
- University of Chile's facility for scientific research of space technology applications, and national/international services such as satellite tracking, automatic control stations, satellite gateways, geomatics and telecommunications.
- http://www.cee.uchile.cl

Cerro Tololo Inter-American Observatory Home Page
- A complex of astronomical telescopes and instruments located approximately 80 km to the east of La Serena at an altitude of 2200 Meters. Information on instruments, visiting, activities, observations, research. (AURA, NOAO, NSF)
- http://www.ctio.noao.edu/

QuasarChile Expeditions
- Specialized travel services in the northern desert of Chile, offer astronomy programs that include amateur astronomical observing and visits to the ALMA (Atacama Large Millimeter Array) site and the Very Large Telescope (VLT) observatory. Special services
- http://www.quasarchile.cl

Astrophysics Data System (ADS)
- NASA-funded project, maintains bibliographic databases of more than 4 million records for: Astronomy and Astrophysics, Instrumentation, Physics and Geophysics. This is a mirror site at the Department of Astronomy and Astrophysics, Pontificia Universidad C
- http://ads.astro.puc.cl

Paranal Observatory
- This Very Large Telescope (VLT), part of ESO observatories, is located at in Cerro Paranal at 2,635m in the Atacama Desert, northern Chile. Information about the project status, engineering, and current observations.
- http://www.eso.org/paranal/

Atacama Pathfinder EXperiment (APEX)
- Located at 5000m in Llano Chajnantor, this modified ALMA prototype antenna as a single 12 meter dish, on-axis Cassegrain telescopeon. Information about the project, technology and image gallery.
- http://www.apex-telescope.org/

Las Campanas Observatory
- Features information about the facilities and telescopes, research, and resources.
- http://www.lco.cl/

La Silla Observatory
- First European Southern Observatory (ESO) built in Chile, at 2.400m in the Atacama desert.
- http://www.ls.eso.org

Gemini Observatory
- Mauna Kea, Hawaii, and Cerro Pacha, Chile. Features news, information about the facilities and telescopes, web cams, and resources.
- http://www.gemini.edu/

European Southern Observatory (ESO)
- Intergovernmental, European organisation for astronomical research, operates many observatories in Chile. Here you will find full scope information about every project, news, technologies and observations.
- http://www.eso.org/

Atacama Large Millimeter Array Project (ALMA)
- International astronomy facility at 16,400 feet in Llano de Chajnantor, Chile. An array with a collecting area of up to 10,000 square meters. With baselines foreseen to extend to 10 Km, the angular resolution provided by the new instrument will be that o
- http://www.alma.nrao.edu/