The Origin of Life from Primordial Planets
The Origin of Magnetic Fields in Galaxies
The origin of metals in the circum-galactic medium of massive galaxies at z=3
The Origin of Neutral Hydrogen Clouds in Nearby Galaxy Groups: Exploring the Range Of Galaxy Interactions
The origin of peak-offsets in weak-lensing maps
The origin of pseudobulges in cosmological simulations of galaxy formation
The Origin of the 4.5 micron Excess from Dwarf Galaxies
The origin of the Broad Line Region in Active Galactic Nuclei
The Origin of the Hubble Sequence in Lambda-CDM Cosmology
The origin of the infrared emission in radio galaxies. III. Analysis of 3CRR objects
The Origin of the Light Distribution in Spiral Galaxies
The Origin of the Mass-Metallicity relation: an analytical approach
The origin of the relationship between black hole mass and host galaxy bulge luminosity
The Origin of the Universe as Revealed Through the Polarization of the Cosmic Microwave Background
The origin of the WMAP quadrupole
The Origin of [OII] Emission in Recently Quenched AGN Hosts
The Origin of [OII] in Post-Starburst and Red-Sequence Galaxies in High-Redshift Clusters
The Origins of a Rich Absorption Line Complex in a Quasar at Redshift 3.45
The Origins of AGN Obscuration: The 'Torus' as a Dynamical, Unstable Driver of Accretion
The orthogonal fitting procedure for determination of the empirical Σ - D relations for supernova remnants: application to starburst galaxy M82