Presolar diamond, SiC, and graphite in primitive chondrites: Abundances as a function of meteorite class and petrologic type

Presolar Grains as Tracers of Nebular Processes

Presolar silicon carbide from the Indarch (EH4) meteorite: Comparison with SiC populations from other meteorite classes

Presolar Stardust in Meteorites

Press abstracts of the 21st Lunar and Planetary Science Conference

Press briefing on results from the solar spacecraft SOHO

Press Meeting 20 January 2003: First Light for Europe's Virtual Observatory

Pressure and temperature dependence of P- and S-wave velocities, seismic anisotropy and density of sheared rocks from the Sierra Alpujata massif (Ronda peridotites, Southern Spain)

Pressure effects on the reduced partition function ratio for hydrogen isotopes in water

Pressure Induced Transformations in Low Density Silica Polymorphs

Pressure seals: their diagenetic banding patterns

Pressure-volume relationship of stishovite under hydrostatic compression

Pressures and Energies of Vacuum in a Magnetic Field. Differences and Analogies with Casimir Effect

Pressures and hydrogeology in petroleum basins

Presupernova Evolution and Explosive Nucleosynthesis of Massive Stars at Various Metallicities from Z=0 to Z=Z_&sun;

Pretty Green Mineral--Pretty Dry Mars?

Prevalence of Energy Conditions in Friedmann Cosmology and Hubble Diagram of Gamma-Ray Bursts

Preventing Rape of the Observatory: Thoughts on the Urgency of Preserving Historic Astronomical Artifacts

Preventing singularities in the Einstein-Cartan cosmology

Preventing the Forward Contamination of Europa