| Astronomy__Data_Archives Patrick Shopbell's Astronomy Resources. Contains data archives, astronomical catalogs, atlas of nearby dwarf galaxies, and links. |
| Astronomy_Picture_of_the_Day_Archive Daily archive of interesting astronomy photos by NASA. |
| AstronomyNook Contains astronomy data, news, images, information, and downloads. |
| Byte-O-Matic_NET_Astronomical_Information_Archive Offers information services, and archiving of various astronomical issues. |
| CADC_-_Canadian_Astronomy_Data_Centre Contains digitized sky survey, IUE archive, star catalogs, and links. |
| Cambridge_Astronomical_Survey_Unit Contains information on the PDS and APM microdensitometer facilities, Carlsberg Meridian telescope, data archives, and processing center. |
| CATS_Database Astrophysical CATalogs support System. Contains list of catalogs, table of major radio catalogs, and search tool. |
| CFHT_Archive The Canada-France-Hawaii Telescope Archive. Includes CFHT archives, images, instruments, help, and links. |
| DARTS A database to provide access for general researchers to observation data about solar, astrophysics and terrestrial information derived by the observation satellites of ISAS. Includes related resource |
| 2dF_QSo_Redshift_Survey_(2QZ) An Anglo-Australian collaboration surveying 740 square degrees of high-galactic lattiude sky. Contains spectroscopic data release, results, progress report, and input catalogue, survey members, and pu |
| DSS_-_The_Digitized_Sky_Survey Comprises a set of all-sky photographic surveys in E, V, J, R, and N bands conducted with the Palomar, and UK Schmidt telescopes at the Space Telescope Science Institute. |
| The_ELODIE_archive Hosts more than 16000 Echelle spectra of 2000 objects from the ELODIE spectrograph at OHP observatory. |
| ESO,_and_Space_Telescope_Science_Archive_Facilities A joint venture of The European Southern Observatory(ESO), and the Space Telescope European Coordinating Facility(ST-ECF). Contains a shared archive server, services, news, updates, digitized sky imag |
| ESO/ST-ECF_USNO-A1_0_Catalogue_Server Archive provides access to the all-sky catalogue from the set of ten CD-ROMs produced by the US Naval Observatory within the Precise Measurement Machine Project. |
| A_General_Catalogue_of_Galactic_Carbon_Stars A collaborative catalogue of carbon stars by the University of Latvia's Institute of Astronomy. |
| HEASARC 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) sour |
| Hypercat__Extragalactic_database Search data about millions of galaxies by their name or celestial position. Also an archive of 100,000 images of galaxies. |
| Infrared_Astronomical_Satellite_(IRAS) Sky map, and point source catalogs from the all-sky survey. |
| Infrared_Space_Observatory Data archive by the European Space Agency mission with the participation of ISAS and NASA. |
| Islamic_Crescents\'_Observation_Project Global project organized by the Arab Union for Astronomy and Space Sciences (AUASS). Contains data base for Crescent Observations. |
| Jim\'s_Hubble_Telescope_Photo_Gallery Presents photos from the Hubble Space Telescope. |
| Leicester_Digitized_Sky_Survey An image browser providing access to digitized optical Schmidt plates forming the STScI Survey. |
| MAST__Multimission_Archive_at_STScI MAST supports a variety of astronomical data archives, with the primary focus on scientifically related data sets in the optical, ultraviolet, and near-infrared parts of the spectrum. |
| MBCAA_Observatory Data and graphical interpretations of observations of variable stars, gamma ray bursts, minor planets, and other transient phenomena. |
| Microsoft_Research_and_the_SDSS_SkyServer A project to develop an Internet data resource in astronomy. Includes journals, reading, the sky server, team information, and links. |
| Multiwavelength_Milky_Way The Astrophysics Data Facility (ADF), located at the NASA Goddard Space Flight Center. |
| The_Munich_Astro_Archive Archives astronomical data. Includes star dates, comets, glossary, astronomical catalogs, calendar, meteor events, and astromaps. |
| NCSA_Astronomy_Digital_Image_Library (ADIL) collects astronomical, research-quality images and make them available to the astronomical community, and the general public. Offers Library access, image browse, and FITS links. |
| The_New_UKIRT_Archive The United Kingdom Infrared Telescope Archive. Offers search tool, and operator's log. |
| NOAO_Data_Archives Operated by the Association of Universities for Research in Astronomy (AURA), Inc. Includes survey programs data archive, and links to other data collections. |
| NVSS_Postage_Stamp_Server This postage Stamp server for NRAO/VLA Sky Survey (NVSS) returns radio images of the sky in FITS or JPEG format. |
| Pat_Baker\'s_Astronomy_Central Explores astronomy, the universe, the Hubble telescope, the solar system, and astronomy history. Offers news, images, articles, and links. |
| Personal_Web_pages A list of the personal web pages of professional astronomers from around the world. Extensive. |
| Planetary_Data_System PDS archives, and distributes digital data from past, and present NASA planetary missions, astronomical observations, and laboratory measurements. Contains data and services, educational resources, an |
| Radio_Astronomy_Group,_University_of_Tasmania Contains student research projects, astronomical data, radio observatories, and history. |
| The_Royal_Astronomical_Society UK organization promoting astronomy, geophysics, and planetary science. |
| SAO_Telescope_Data_Center Creates, and maintains software to process and archive data from optical telescopes at the Oak Ridge Observatory in Harvard, Massachusetts, Whipple Observatory, and Multiple Mirror Telescope on Mt. Ho |
| SIMBAD_Astronomical_Database Offers data, cross-identifications, observational measurements, and bibliography for celestial objects outside the solar system including stars, galaxies, and nonstellar objects within our galaxy, or |
| Sloan_Digital_Sky_Survey A survey that maps one-quarter of the entire sky, determining the positions and absolute brightnesses of more than 100 million celestial objects. |
| Solar_Data_Analysis_Centre Contains solar data, and images. Includes SDAC Data-Finder, current solar images, and TRACE analysis guides. |
| Space_Telescope_Science_Institute Contains astronomy resources, space data archives, visitor information, and research opportunities. |
| Starcast Provides simultaneously queries, and many astronomical databases. Includes input target coordinates or name, data type, source, and bandpass. |
| Supercosmos_Sky_Surveys Provides images, and catalogues of the southern sky in three colours. Includes access to digitised images, and the data derived from SuperCOSMOS scans of photographic Schmidt survey plates. |
| Technical_Data_for_the_Arecibo_Airglow_and_Optical_Instrumentation Data information, and instrument documentation from the Arecibo optical facility. |
| UK_astronomical_data-center Data center that is part of the Cambridge Astronomy Survey Unit providing a selection of data from the UK's ground based telescopes. Includes archives, and catalogs. |
| The_UnOfficial_Chandra_Data_Archive_Search Provides a search tool for the Chandra X-Ray Observatory secondary data products archive. |
| USGS_Planetary_GIS_Web_Server_ Mapping interface that will integrate powerful Geographic Information Systems (GIS) graphical, statistical, and spatial relational tools for analyses of planetary datasets. |
| The_UTR-2_Catalogue Provides a low frequency sky survey of discrete sources obtained in the Institute of Radio Astronomy of the Ukrainian National Academy of Sciences. Images from the UTR-2 radio telescope at a number of |
| The_VLA_FIRST_Survey Faint images of the radio sky at the wavelength of 20 centimeters. |
| The_Web_Nebulae Features images of Nebulae organized by Bill Arnett. Includes glossary, image list, and sources. |
| American_Welding_Society Devoted to promoting welding and related processes, and to supporting all those who contribute to the industry, with links to related sites and services. |
| Applied_Welding Quarterly online magazine with information about the latest process and product technologies. Past issues available. From Miller Electric Mfg. |
| Bohler_Thyssen_Welding Customer support and training, technical hot line, help on welding. |
| CWT_National_Welding_Certification_Testing_Bureau Serve the welding industry, and help maintain the publics safety through the administration and issuance of certifications and accreditations in welding, or inspection and testing. |
| Edison_Welding_Institute A non-profit engineering and technology resource organization serving the welding and joining needs of industry. Expertise in processes from arc welding to adhesive bonding and materials ranging from |
| Hobart_Institute_of_Welding_Technology Committed to helping individuals develop marketable welding skills through quality training at minimum cost. |
| The_Navy_Joining_Center A national resource committed to developing, deploying and disseminating materials joining technology to the U.S. Navy, its contractors, and U.S. industry. |
| Pulsar_Cold_Magnetic_Pulse_Welding A basic tutorial on how the magnetic pulse system works. |
| Quality_Control_of_Resistance_Welding Information about the quality control of resistance welding using non-destructive evaluation, statistical process control and adaptive control systems. Resistance welding literature, troubleshooting i |
| Research_Group_on_Welding_Modeling_at_Penn_State Develops computer models and new experimental tools to solve materials processing problems, especially the application of transport phenomena to quantitatively understand metals processing, particular |
| Resistance_Welding List of resources and suppliers. |
| TWI_-_World_Centre_for_Materials_Joining_Technology Industry organization with database on welding processes, properties of welded joints, weldability of materials and other allied technologies. Case studies from many industrial area. Software, FAQs an |
| Welding_and_Cutting Technical, scientific, magazine covering welding, cutting and soldering technology and related fields. |
| Welding,_Bonding_and_Fastener_Engineering_Forum_at_Eng-Tips Technical support forums and mutual help system for engineering professionals. |
| Welding_Extensions The history, uses and the economics of welding rod extensions. |
| Welding_Links Some useful links to various welding sites. Some technical information. |
