Discovery of the X-ray selected galaxy cluster XMMU J0338.8+0021 at z = 1.49 - Indications for a young system with a forming brightest galaxy

Discovery of Universal Elliptical Outflow Structures in Radio-Quiet Quasars

Discovery of Variability of the Progenitor of SN 2011dh in M51 Using the Large Binocular Telescope

Discovery of very high energy gamma rays from PKS 1424+240 and multiwavelength constraints on its redshift

Discovery of very high energy gamma-ray emission from Centaurus A with H.E.S.S

Discovery of Very High Energy gamma-rays from the blazar S5 0716+714

Discovery of Very High Energy gamma-rays from the blazar S5 0716+714

Discovery of VHE gamma-rays from Centaurus A

Discovery of Water Vapor in the High-Redshift Quasar APM 08279+5255 at Z=3.91

Discovery of z~8 Galaxies in the HUDF from ultra-deep WFC3/IR Observations

Discovery, Photometry, and Kinematics of Planetary Nebulae in M 82

Discrepant Mass Estimates in the Cluster of Galaxies Abell 1689

Discrete Matter, Far Fields, and Dark Matter

Discriminating Between the Physical Processes that Drive Spheroid Size Evolution

Discrimination between Lambda-CDM, quintessence, and modified gravity models using wide area surveys

Disentangling Baryons and Dark Matter in the Spiral Gravitational Lens B1933+503

Disentangling correlated scatter in cluster mass measurements

Disentangling dark energy and cosmic tests of gravity from weak lensing systematics

Disentangling galaxy environment and host halo mass

Disentangling non-Gaussianity, bias and GR effects in the galaxy distribution