Science and Environment Astronomy

• Atacama Large Millimeter Array Project (ALMA)  - Information on the international astronomy facility. Includes links to news and events, memo series, and related links.
• Atacama Pathfinder EXperiment (APEX)  - Collaboration among Max Planck Institut für Radioastronomie, Onsala Space Observatory, and the European Southern Observatory to construct and operate a modified ALMA prototype antenna as a single dish on the high altitude site of Llano Chajnantor.
• Cerro Tololo Inter-American Observatory  - Division of the National Optical Astronomy Observatory. Provides astronomy news, information for observers, sky conditions and computing services.
• European Southern Observatory (ESO)  - Intergovernmental, European organization for astronomical research. Includes news and information on facilities and operations, projects and development, and science activities.
• Gemini Observatory  - Consists of twin 8-meter optical/infrared telescopes located on two of the best sites on the planet for observing the universe.
• Isaac Newton Institute  - Focused on scientific research in astronomy. With map of branches, directory and published papers.
• La Silla Observatory  - ESO observatory located on the La Silla mountain. With information on astroclimatology, site logistics, telescopes and instrumentation, and observing and operations.
• NASA Astrophysics Data System (ADS)  - Digital library for physics, astrophysics, and instrumentation. Consists of bibliographic records searchable through Abstract Service query forms, and full-text scans of much of the astronomical literature which can be browsed though the Browse interface.
• Paranal Observatory  - Includes observatory news, general user information and services, service observing and operations, site information and logistics, and information on the VLT project.
• QuasarChile Expeditions  - Offers land and sky programs highlighting tourist attractions in the altiplano and desert regions, including a visit to the Very Large Telescope (VLT), the Atacama Large Millimeter Array (ALMA) site as well as 2 nights of amateur astronomical viewing near San Pedro de Atacama.