Large Millimeter Telescope
- Construction of a single-dish instrument at Volcán Sierra Negra, Puebla, optimized for observation at 0.85 mm < λ < 4 mm. [English/Spanish]
- http://www.lmtgtm.org/

National Astronomic Observatory at San Pedro Martir
- General information about the researchers and facilities of the Institute of Astronomy of the National University (UNAM) in Ensenada, Baja California.
- http://haro.astrossp.unam.mx/Opciones/text1.html

Eclipse Chaser's Journal: Total Solar Eclipse
- Jeffrey R. Charles, an american astrophotographer, summarize his experiences in Mazatlan, Mexico, during the total solar eclipse of July 11th, 1991.
- http://www.eclipsechaser.com/eclink/ecjrnl/ecj91.htm

Carl Sagan Observatory at Cerro Azul
- Area de Astronomia of the Departamento de Investigacion en Fisica of the Universidad de Sonora. Programs, courses of study, infrastructure, news, activities and astrological events.
- http://cosmos.astro.uson.mx/Infraestructura/ocs/English/ocs.htm

Instituto Nacional de Astrofisica, Optica y Electronica
- The INAOE is a research and teaching institution specializing in astrophysics, optics, electronics, and computer sciences and offering post-graduate studies in these specialties.
- http://www.inaoep.mx/English/

Institute of Astronomy at Morelia (UNAM)
- Information about the researchers.
- http://www.astrosmo.unam.mx/