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- Infrared astronomy--Congresses (38)
- Galaxies--Congresses (6)
- Astrophysics--Congresses (5)
- Radio astronomy--Congresses (4)
- Astrometry--Congresses (3)
- Astronomical instruments--Congresses (3)
- Astronomical spectroscopy--Congresses (3)
- Galactic center--Congresses (3)
- Infrared array detectors--Congresses (3)
- Infrared spectroscopy--Congresses (3)
- Telescopes--Congresses (3)
- CCD cameras--Congresses (2)
- Cosmic background radiation--Congresses (2)
- Focal planes--Congresses (2)
- Gamma ray astronomy--Congresses (2)
- Imaging systems in astronomy--Congresses (2)
- Infrared detectors--Congresses (2)
- Space astronomy--Congresses (2)
- Ultraviolet astronomy--Congresses (2)
- Very large array telescopes--Chile--Congresses (2)
- Aaronson, Marc A., 1950-1987 (1)
- Astronautics in astronomy--Congresses (1)
- Astronomical photometry--Congresses (1)
- Cosmic dust--Congresses (1)
- Cosmology--Congresses (1)
- European Southern Observatory--Congresses (1)
- Galaxies--Catalogs--Congresses (1)
- Galaxy--Measurement--Congresses (1)
- Infrared technology--Congresses (1)
- Interstellar matter--Optical properties--Congresses (1)
- Millimeter astronomy--Congresses (1)
- Nuclear astrophysics--Congresses (1)
- Radio sources (Astronomy)--Congresses (1)
- Southern sky (Astronomy)--Congresses (1)
- Space astronomy--Instruments--Congresses (1)
- Spiral galaxies--Congresses (1)
- Spitzer Space Telescope (Spacecraft)--Congresses (1)
- Stars--Catalogs--Congresses (1)
- Stars--Congresses (1)
- Stars--Formation--Observations--Congresses (1)
- Stars--Popoulations--Congresses (1)
- Stars--Spectra--Congresses (1)
- Submillimeter astronomy--Congresses (1)
- Sun--Congresses (1)