Observations of Galaxies 1985-1989 (Verter 1990)

Observations of Galaxies at z>6 - The Properties of Large, Spectroscopic Samples

Observations of Gamma-Ray Bursts at high energies by the Fermi Large Area Telescope--two years review

Observations of geomagnetically trapped anomalous cosmic rays by SAMPEX

Observations of geometry and ages constrain relative motion of Hawaii and Louisville plumes

Observations of glow from shuttle surfaces during mission STS 41-G

Observations of gravity wave propagation in the OI (557.7 nm), Na (589.2 nm) and the near infrared OH nightglow emissions

Observations of gravity waves associated with mid-latitude spread-F

Observations of GW/TID oscillations in the F2 layer at low latitude during high and low solar activity, geomagnetic quiet and disturbed periods

Observations of H Lyman Alpha by the Mercury Atmospheric and Surface Composition Spectrometer During MESSENGER's First Mercury Flyby and Comparison to Mariner 10 Measurements

Observations of Ha Line Profiles in Be Stars Using 45 cm Cassegrain Telescope at Arthur C Clarke Institute

Observations of Halley's Comet and Venus

Observations of heavy ions in the solar wind by the Prognoz-7 satellite

Observations of HF-enhanced plasma line with a 46.8-MHz radar and reinterpretation of previous observations with the 430-MHz radar

Observations of high latitude ionospheric conductances

Observations of High Velocities in H II Regions

Observations of high-energy electrons in the stratosphere

Observations of high-energy hadron-gamma families with extremely large lateral spreads

Observations of high-velocity, weakly shocked ejecta from experimental impacts

Observations of Highly Structured Precipitating Electrons in the Dayside Cusp/Boundary Layer Ionosphere