Has the black hole equilibrium problem been solved?

Has the black hole in XTE J1118+480 experienced an asymmetric natal kick?

Has the blackbody cutoff in the ultrahigh-energy cosmic-ray spectrum been detected?

Has the Crab pulsar magnetic field grown after its birth?

Has the Universe a honeycomb structure?

Has the Universe always expanded ?

Has turbulent granular decay been observed?

Hat Creek High-Latitude H I Survey (Heiles+ 1974-1976)

Hat Creek Radio Observatory

HAT Discovery of 76 Bright Periodic Variables Toward the Galactic Bulge

HAT Variability Survey in the High Stellar Density "Kepler Field" with Millimagnitude Image Subtraction Photometry

HAT-P-10b: A light and moderately hot Jupiter transiting a K dwarf

HAT-P-11b: A Super-Neptune Planet Transiting a Bright K Star in the Kepler Field

HAT-P-12b: A Low-Density Sub-Saturn Mass Planet Transiting a Metal-Poor K Dwarf

HAT-P-13: a multi-site campaign to detect the transit of the second planet in the system

HAT-P-13b,c: a transiting hot Jupiter with a massive outer companion on an eccentric orbit

HAT-P-14b: A 2.2 Jupiter-mass exoplanet transiting a bright F star

HAT-P-15b: A 10.9-day Extrasolar Planet Transiting a Solar-type Star

HAT-P-16b: A 4 Mj Planet Transiting A Bright Star On An Eccentric Orbit

HAT-P-17b,c: A Transiting, Eccentric, Hot Saturn and a Long-period, Cold Jupiter