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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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Hydrogen, helium, deuterium, and tritium formation in universe at prestellar stage - light elements
Energy loss, contraction and collapse of molecular hydrogen protostars tracing evolutionary processes
Neutron stars considered as origin of X-ray emission from Scorpius and Crab Nebula
Neutron star surface properties and formation from collapse of dynamically unstable star, noting neutrino processes
Low rotational velocities and period analyses of Beta Cephei variables lead to hypothesis that they are nonrotating stars undergoing radial oscillations
Stellar abundances of carbon, nitrogen and oxygen nuclei as functions of protons consumed per initial nucleus for hydrogen burning through CNO BI-CYCLE
Rotation measurements of galaxy NGC4826
X-ray emission and cooling of neutron stars, combining neutrino emission from interior and photon emission from surface
Oort model of stars and interstellar cloud formation and destruction mathematically formulated, obtaining time-dependent cloud-mass spectrum equations
Lambda Bootis stars as possible evolved metal- deficient A stars of Population I
Problem of large solar and stellar helium content examined in regard to nucleosynthesis theory that initial composition of galaxy was hydrogen
Helium content of galaxy - numerical analysis of time changes in compositions of stars and interstellar medium
Radical departure from steady state theory in cosmology
Nuclear energy generation in stars and some aspects of nucleosynthesis
Accretion of interstellar gas by massive objects in spiral galaxy
Chemical nature and origin of solid particles formed in primordial solar nebula, examining growth mechanism based on screw dislocations present in preplanetary nebula
Nuclear reaction and beta decay rates for silicon 28, considering conditions for nuclear statistical equilibrium in stars
Stellar formation rate in young clusters according to simultaneous formation hypothesis and continuous formation hypothesis