CLASH: New Multiple-Images Constraining the Inner Mass Profile of MACS J1206.2-0847

CLASH: Precise New Constraints on the Mass Profile of Abell 2261

Classical Cosmological Tests for Galaxies of the Hubble Ultra Deep Field

Classical gauge field as a dark matter

Classical non-Gaussianity from non-linear evolution of curvature perturbations

Classical radio source propagating into outer HI disc in NGC 3801

Classification of BeppoSAX's Gamma-Ray Bursts

Classification of cosmology with arbitrary matter in the Hořava-Lifshitz theory

Classification of Extremely Red Objects in the COSMOS Field

Classification of Extremely Red Objects in the Hubble Ultra Deep Field

Classifying Broad Absorption Line Quasars: Metrics, Issues and a New Catalogue Constructed from SDSS DR5

Cleaning spectroscopic samples of stars in nearby dwarf galaxies: The use of the nIR MgI line to weed out Milky Way contaminants

Clear detection of dusty torus signatures in a Weak-Line Radio Galaxy: the case of PKS 0043-42

Clipping the Cosmos: The Bias and Bispectrum of Large Scale Structure

Close supermassive binary black holes

Clouds Toward the Virgo Cluster Periphery: Gas-rich Optically Inert Galaxies

Clues from nearby galaxies to a better theory of cosmic evolution

Clues on black hole feedback from simulated and observed X-ray properties of elliptical galaxies

Clumpology of Starbursts in the WiggleZ Dark Energy Survey

Clumpy galaxies at z~0.6: kinematics, stability, and comparison with analogs at other redshifts