Showing 961–980 of 987 results
/ Date/ Name
Apr 22, 2003SDSS J092455.87+021924.9: an Interesting Gravitationally Lensed Quasar from the Sloan Digital Sky SurveyApr 21, 2003An Unexplained 10 Degree - 40 Degree Shift in the Location of Some Diverse Neutral Atom Data at 1 AUApr 1, 2003The Role of Polycyclic Aromatic Hydrocarbons in Ultraviolet Extinction. I. Probing small molecular PAHsJan 30, 2003Blue Supergiants as a Tool for Extragalactic Distances - Theoretical ConceptsMay 17, 2002Radiative feedback from an early X-ray backgroundApr 27, 2002A New Feature in the Interstellar Extinction Curve at 2700 A: Diamonds in the Rough?Sep 6, 2001Near Infrared Observations of the Giant HII Region W49A: A Starbirth ClusterAug 8, 2001Optical and Ultraviolet Spectroscopy of SN 1995N: Evidence for Strong Circumstellar InteractionMay 28, 2001The Luminosity of SN 1999by in NGC 2841 and the Nature of `Peculiar' Type Ia SupernovaeJan 3, 2001Evidence for a Sudden Magnetic Field Reconfiguration in SGR 1900+14Sep 3, 2000Canonical Timing and Spectral Behavior of LMC X-3 in the Low/Hard StateMar 6, 2000Achieving a wide field near infrared camera for the Calar Alto 3.5m telescopeJan 21, 2000Tests of the Accelerating Universe with Near-Infrared Observations of a High-Redshift Type Ia SupernovaSep 15, 1999The Hubble Space Telescope Key Project on the Extragalactic Distance Scale XXIV: The Calibration of Tully-Fisher Relations and the Value of the Hubble ConstantSep 15, 1999The HST Key Project on the Extragalactic Distance Scale. XXVIII. Combining the Constraints on the Hubble ConstantSep 14, 1999The Extragalactic Distance Scale Key Project XXVII. A Derivation of the Hubble Constant Using the Fundamental Plane and Dn-Sigma Relations in Leo I, Virgo, and FornaxAug 13, 1999The HST Key Project on the Extragalactic Distance Scale XXV. A Recalibration of Cepheid Distances to Type Ia Supernovae and the Value of the Hubble ConstantJun 29, 1999The HST Key Project on the Extragalactic Distance Scale. XXII. The Discovery of Cepheids in NGC 1326-AMay 3, 1999X-ray Properties of the Weak Seyfert 1 Nucleus in NGC 4639Oct 26, 1998Late-Time Optical and UV Spectra of SN 1979C and SN 1980K