Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
259 datasets found for "[正版开源]B2B企业采购商城多供货商企业个人在线采购订货商城一站式采购服务平台源码✅项目合作 二开均可 TG:saolei44✅.quBtPBqOMhxmcG"
  • Federal

    Morphological Galaxy Catalog

    National Aeronautics and Space Administration —

    The MCG database contains the "Morphological Catalogue of Galaxies," a compilation of information for approximately 34,000 galaxies found and examined on the Palomar...
  • Federal

    Exoplanet Orbit Database

    National Aeronautics and Space Administration —

    The Exoplanet Orbit Database is a database of well-determined orbital parameters of exoplanets, and their host stars' properties. This database comprises...
  • Federal

    Bright Star Catalog

    National Aeronautics and Space Administration —

    The BSC5P database table contains data derived from the Bright Star Catalog, 5th Edition, preliminary, which is widely used as a source of basic astronomical and...
  • Federal

    Catalog of Galactic OB Stars

    National Aeronautics and Space Administration —

    An all-sky catalog of Galactic OB stars has been created by extending the Case-Hamburg Galactic Plane Luminous Stars surveys to include 5,500 additional objects drawn...
  • Federal

    ATNF Pulsar Catalog

    National Aeronautics and Space Administration —

    The Australia Telescope National Facility (ATNF) Pulsar Catalog is a catalog of known pulsars compiled by R.N. Manchester et al. and is descended from pulsar database...
  • Federal

    Large Quasar Astrometric Catalog, 3rd Release

    National Aeronautics and Space Administration —

    Since the release of the original Large Quasar Astrometric Catalog (LQAC: Souchay et al. 2009, A&A, 494, 815), a large number of quasars have been discovered...
  • Federal

    AKARI/FIS All-Sky Survey Bright Source Catalog, Version 1

    National Aeronautics and Space Administration —

    The AKARI Infrared Astronomical Satellite observed the whole sky in the far-infrared (50-180 microns or um) and the mid-infrared (9 and 18 um) between May 2006 and...
  • Federal

    Principal Galaxy Catalog (PGC) 2003

    National Aeronautics and Space Administration —

    The Principal Galaxy Catalog, 2003 Version (PGC2003) is a new catalog of principal galaxies. It constitutes the framework of the HYPERLEDA database that supersedes...
  • Federal

    VLA Coma Cluster of Galaxies 1.4-GHz Source Catalog

    National Aeronautics and Space Administration —

    This table contains results from deep 1.4-GHz Very Large Array (VLA) radio continuum observations of two ~0.5 deg2 fields in the Coma cluster of galaxies. The two...
  • Federal

    Third Reference Catalog of Bright Galaxies

    National Aeronautics and Space Administration —

    This table contains the machine-readable version of the Third Reference Catalogue of Bright Galaxies (RC3) by G. de Vaucouleurs, A. de Vacouleurs, H.G. Corwin, R.J....
  • Federal

    McCook-Sion White Dwarf Catalog (Web Version)

    National Aeronautics and Space Administration —

    The Web Version of the McCook-Sion White Dwarf Catalog contains in excess of 500 more entries than the previous published version, the 4th Edition (1999) of the...
  • Federal

    Swift-BAT 157-Month All-Sky Hard X-Ray Survey

    National Aeronautics and Space Administration —

    This catalog includes the hard X-ray sources detected in the first 157 months of observations with the Burst Alert Telescope (BAT) coded-mask imager on board the...
  • Federal

    M 31 Revised Bologna Clusters and Candidates Catalog (Version 5)

    National Aeronautics and Space Administration —

    The Revised Bologna Catalogue of M 31 globular clusters and candidates (RBC, V.5, August 2012) lists all the confirmed globular clusters (GCs), all the known...
  • Federal

    Sloan Digital Sky Survey Quasars Detected by Chandra

    National Aeronautics and Space Administration —

    The authors have studied the spectral energy distributions and evolution of a large sample of optically selected quasars from the Sloan Digital Sky Survey (SDSS) that...
  • Federal

    SACY (Search for Associations Containing Young Stars) Catalog

    National Aeronautics and Space Administration —

    The SACY (Search for Associations Containing Young Stars) Catalog contains the results from a high-resolution optical spectroscopic survey aimed to search for nearby...
  • Federal

    Subaru Prime Focus Camera (Suprime-Cam) Exposures Log

    National Aeronautics and Space Administration —

    This table contains the Subaru Prime Focus Camera (Suprime-Cam) log of exposures having observation type = 'OBJECT' (those with 'BIAS', 'FLAT' and other types are not...
  • Federal

    Green Catalog of Galactic SNRs (June 2017 Version)

    National Aeronautics and Space Administration —

    This catalog of known Galactic supernova remnants (SNRs) is an updated version of the catalogs of Galactic SNRs presented in detail in Green (1984, 1988), in summary...
  • Federal

    M 81 Chandra X-Ray Point Source Catalog

    National Aeronautics and Space Administration —

    This table contains the source table from an analysis of 15 Chandra ACIS observations of the nearby spiral galaxy M81 taken over the course of six weeks in 2005 May-...
  • Federal

    XMM-Newton M 31 Survey Source Catalog

    National Aeronautics and Space Administration —

    This table contains a source catalog based on XMM-Newton observations of the bright Local Group spiral galaxy M 31. In an analysis of XMM archival observations of M...
  • Federal

    ROSAT 13-hour Field XMM-Newton X-Ray Source Catalog

    National Aeronautics and Space Administration —

    This table contains the results of a deep X-ray survey conducted with XMM-Newton, centered on the UK ROSAT 13-hours deep field area. This region covers 0.18 square...
259 datasets found for "[正版开源]B2B企业采购商城多供货商企业个人在线采购订货商城一站式采购服务平台源码✅项目合作 二开均可 TG:saolei44✅.quBtPBqOMhxmcG"

You can also access this registry using the API (see API Docs).

Didn't find what you're looking for? Suggest a dataset here.