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| Starforming Galaxy at Redshift 0.62 |
Metals in DLA System at z=3.39 |
The 304 A He + Absorption Line in the Spectrum of Quasar HE 2347-4342 |
Carbon Monoxide in a Remote Galaxy |
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| Averaged Spectrum of Old Galaxies |
Constraining the Cosmological Parameters |
The Quadruple Clover Leaf Quasar |
Variability of GRB 050709 |
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| Discovery of a Binary Quasar |
Spectral Energy Distribution of GRB 050904 |
Relative Changes with Redshift of the Fine Structure Constant |