951 abbreviations
AbbreviationMeaning
1RXH(catalog) 1st ROSAT X-ray HRI, a catalog of sources detected by ROSAT in pointed observations with its High Resolution Imager
1RXS(catalog) 1ROSAT X-ray Survey, a catalog of sources detected by ROSAT in an all-sky survey
2dF(instrumentation) Two-degree Field, spectrograph on the Anglo-Australian Telescope
2dFGRS(observing program) Two-degree-Field Galaxy Redshift Survey
2MASP(catalog) Two-Micron All Sky Survey Prototype, an early version of the 2MASS catalog
2MASS(observing program/catalog) Two-Micron All Sky Survey, an all-sky survey in the near-infrared; also, the catalog of sources from the survey
2MASSI(catalog) Two-Micron All Sky Survey, Incremental release, one of the versions of the 2MASS catalog
2MASSW(catalog) Two-Micron All Sky Survey, Working database, one of the versions of the 2MASS catalog
2SLAQ(observing program) 2dF-SDSS LRG And QSO survey
6dF(instrumentation) Six-degree Field, spectrograph on the UKST
A&A(publication) Astronomy & Astrophysics, a European scientific journal
AAA(organization) Amateur Astronomers Association of New York
AAO(organization) Australian Astronomical Observatory (prior to 1 July 2010: Anglo-Australian Observatory)
AAS(organization) American Astronomical Society
AAT(telescope) Anglo-Australian Telescope
AAVSO(organization) American Association of Variable Star Observers
ABBAADC Backend For Bolometer Array
ABRIXAS(observing program) A BRoadband Imaging X-ray All-sky Survey
AC(catalog) Catalogue Astrographique
ACE(spacecraft) Advanced Composition Explorer
ACIS(instrumentation) Advanced CCD Imaging Spectrometer, an instrument on the Chandra X-Ray Observatory
ACM(meeting) Asteroids, Comets, and Meteors
ACP(instrumentation) Aerosol Collector and Pyrolyser, an instrument on the Huygens probe
ACS(instrumentation) Advanced Camera for Surveys, an instrument on the Hubble Space Telescope
ACV(celestial object) Alpha Canes Venatici, a class of rotating variable stars with strong magnetic fields named after Alpha Canum Venaticorum (Cor Caroli), the archetype for the class
ACYG(celestial object) Alpha CYGni, a class of rotating variable stars named after Alpha Cygni (Deneb), the archetype for the class
ADAF(astrophysics terminology) Advection Dominated Accretion Flow, a mechanism by which matter is slowly accreted onto a black hole
ADC(organization) Astronomical Data Center
ADEC(organization) Astrophysics Data Centers Executive Council, an organization that provides oversight for the Astrophysics Data and Information Services
ADF(organization) Astrophysics Data Facility
ADIS(organization) Astrophysics Data and Information Services
ADS(catalog) Aitken Double Stars
ADS(organization) Astrophysics Data Service, an organization that maintains an online database of scientific articles
AFGL(organization) Air Force Geophysics Laboratory, a research laboratory now part of the United States Air Force Research Laboratory
AFOEV(organization) Association française des observateurs d'étoiles variables
AG(organization) Astronomische Gesellschaft
AGAPE(observing program) Andromeda Galaxy and Amplified Pixels Experiment, a search for microlenses in front of the Andromeda Galaxy
AGB(celestial object) Asymptotic Giant Branch, a type of red giant star
AGK(catalog) Astronomische Gesellschaft Katalog
AGN(celestial object) Active Galactic Nucleus
AGU(organization) American Geophysical Union
AIM(spacecraft) Aeronomy of Ice in the Mesosphere, a spacecraft that will study the Noctilucent clouds
AIPS(software) Astronomical Image Processing System
AJ(publication) Astronomical Journal
ALaMO(organization) Automated Lunar and Meteor Observatory
ALEXIS(instrumentation) Array of Low Energy X-ray Imaging Sensors
ALMA(telescope) Atacama Large Millimeter/Sub-millimeter Array
ALPO(organization) Association of Lunar and Planetary Observers
AMANDA(telescope) Antarctic Muon And Neutrino Detector Array, a neutrino telescope
AMASE(software) Astrophysics Multi-spectral Archive Search Engine