Proposal of an experiment for the measurement of XUV radiation in interstellar space by means of a rocket in the equatorial zone

Proposal to National Aeronautics and Space Administration for continuation of a grazing incidence imaging telescope for X-ray astronomy using sounding rockets

Proposal Tools for ASTRO-E

Proposed concepts for an advanced optical payload for second generation METEOSAT

Proposed High-Altitude Resonance Cone and Parametric Decay Experiment

Proposed U.S. Space Weather Budget for Fiscal Year 2011 Would Fund Key Programs

Prospecting for Subsurface Liquid Water Using Magnetotellurics on Mars

Prospects for Jovian seismological observations following the impact of comet Shoemaker-Levy 9

Prospects for laser remote sensing of Cn2

Prospects for optical and radio-wave remote imaging of high latitude exospheric processes

Prospects for the study of gamma-ray-burst sources

Proton currents with energies greater than 70 keV at low altitudes in the equatorial region

Proton cyclotron frequency phenomena in the topside ionosphere

Proton fluxes with energies in excess of 70 keV at low altitudes in the near-equatorial region

Proton-induced noise in digicons

Proton-induced noise in Space Telescope digicon

Protons with energies greater than 30 keV in the earth's radiation belts in a magnetically quiet period near the geomagnetic equator and at low altitudes

Protozoa as model systems for the study of cellular responses to altered gravity conditions

Providing standard time for computers with a sound card

PSTD-based Optimal Control Approach to the CONSERT Inverse Scattering Problem