x ray astronomy
X-ray star, and X-ray astronomy :)
X-ray astronomy
Any kind except X-ray observations.
T. J. Turner has written: 'PSPC soft x-ray observations of Seyfert 2 galaxies' -- subject(s): Seyfert galaxies, X ray astronomy, X ray binaries, X ray spectra
Alanna Connors has written: 'An all sky study of fast X-ray transients' -- subject(s): X-ray astronomy
Diana M. Worrall has written: 'Variability studies of 3c 371' -- subject(s): X ray astronomy, Extragalactic radio sources, Synchrotron radiation, Periodic variations, X ray spectra, Spaceborne astronomy
Gayle L. Rawley has written: 'X-ray emission from Wolf-Rayet Stars with recurrent dust formation' -- subject(s): X-ray astronomy
The Astronomical Netherlands Satellite was launched. It was an x-ray and ultraviolet telescope.
Jennifer Catelli has written: 'Variability in the X-ray emission of H0538+608, an unusual AM Her-type cataclysmic variable' -- subject(s): Cataclysmic variables, Emission spectra, Light curve, Periodic variations, Stellar spectra, X ray astronomy, X ray spectra
Bernhard M. Haisch has written: 'Soft x-ray polychromator for the solar maximum mission' -- subject(s): X-ray spectroscopy, Ultrasoft 'Astro-D observations of flares' -- subject(s): X ray astronomy, Stellar systems, Centaurus constellation, Flare stars, Solar x-rays
B. Aschenbach has written: 'The invisible sky' -- subject(s): ROSAT (Artificial satellite), X-ray astronomy