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Why do some supernovae form neutron star remnants instead of white dwarfs?
Q14: Which physical property in Laplace's nebular hypothesis
Q15: Fusion processes in stellar cores involving heavy
Q30: Some of Earth's rocks retain traces of
Q30: The luminosity of a Seyfert galaxy varies
Q37: The interstellar reddening does not shift the
Q41: Hydrostatic equilibrium in a newborn star is
Q49: Helioseismology maps of rotation in the Sun's
Q51: The Crab Nebula is the remnant of
Q65: Seyfert galaxies_.<br>A) often have unique shapes spectra
Q66: Mare Imbrium is the result of a