网站简介：Information by alphabetical and monthly, FAQ, and supplementary information.
网站简介：Private operating foundation building a global network of telescopes for scientific research and research-based education. Includes news and details of the network.
网站简介：The group (ING) operates three world-class telescopes in the Roque de Los Muchachos Observatory on the island of La Palma, on behalf of the British PPARC and Ducth NWO.
网站简介：Founded in 1919, has a mission to promote and safeguard the science of astronomy through international cooperation. The organization is also the internationally recognized authority for assigning designations to celestial bodies and surface features on such bodies.
网站简介：News publication, events, education, resources, support, and astro shop in San Francisco.
网站简介：Table of essential measurements and facts regarding the nine planets with links to highly detailed summaries.
网站简介：Includes details of facilities, research, staff, and conferences.
网站简介：History and FAQs of calendars, from ancient Rome to outer space. Including Julian, Gregorian, Jewish, Islamic, Chinese, and Mayan.
网站简介：Observable Novae, and Supernovae. Plus a database of all current novae, and supernovae. Includes finding charts for bright objects.
网站简介：Radio telescope observatory.
网站简介：The worldwide interactive online astronomical/space calendar and calculator - for friends of astronomy, as well as astronomers.
网站简介：Features planetary imagery, research, GIS, mapping, and image processing software. The site provides information about the group and about the Solar System.
网站简介：Homepage of the Wilkinson Microwave Anisotropy Probe, a NASA satellite launched in 2001. The goal of WMAP are precision measurements of the cosmic microwave background, the "electromagnetic echo" of the big bang phase of the early universe.
网站简介：Operates on behalf of the astronomers at all ten UC campuses and is comprised of extensive technical facilities, a business office, telescope and support facilities at the Lick Observatory on Mt Hamilton and a staff of astronomers.
网站简介：A collection of educational activities and resources based on Solar Oscillations Investigation (SOI) and Solar and Heliospheric Observatory (SOHO) data.
网站简介：High Energy Astrophysics Science Archive Research Center. Provides an archive of data on (and software for analyzing) gamma-ray, X-ray, and extreme ultraviolet observations of cosmic (non-solar) sources.
网站简介：The AstroViewer planetarium applet shows a sky map for any time and any location on Earth. Individual printable sky maps (GIF, PDF) may be created.
网站简介：Public outreach, education, and teaching on space physics topics. Includes classroom activities and study guides.
网站简介：The Realistic Astronomy Software. Winner of the prestigious Best Interface award, this product shows the night sky from any place or time, more realistically than any other program.
网站简介：Meteor showers, fireball sightings, visual and radio observing, spectroscopy, and publications of Geneseo.
网站简介：Astrophysics, supercomputing, virtual reality, astrotour, and astronomy online.
网站简介：Solar observatory. Operated by the New Jersey Institute of Technology.
网站简介：World leader in the design and manufacture of high-performance CCD, ICCD, EMCCD for scientific imaging, microscopy and spectroscopy applications.
网站简介：A community Python library for astronomy.
网站简介：Offers custom design and fabrication of astronomical telescopes, automated mounts and tracking platforms. Products and services, product lines, items on consignment and company profile.