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Prallax

Rome, Metropolitan City of Rome, Italy

I am an astrophysics MSc student at Sapienza University of Rome

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58
Why is one picture of this star blue with red, and the other red with blue?
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46
Why does CMB radiation propagate towards us?
physics.stackexchange.com

35
Why doesn't dark matter clump strongly in the center of galaxies, since it doesn't feel either radiation pressure or the Pauli exclusion effect?
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33
Can Quantum Field Theory not handle accelerated frames of reference?
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30
Is there a better formula for gravitation, besides Newton's?
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28
How are complex numbers, being imaginary (non real), able to represent reality (physics)?
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28
What's the percentage of strange matter inside a star at any time?
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20
Does the collapse of the wave function depend on the observer?
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20
Cryogenic black holes
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13
What's the meaning of virial in Astronomy, and in particular the expression "a virialized cluster of galaxies"?
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12
What is the exact reason for the Sun's differential rotation to occur?
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12
Interesting proof of the time-independent Schrödinger equation
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11
Solution to pendulum differential equation
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11
Does the twist of spacetime by a black hole increase over time?
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11
Why haven’t we observed supernova events of the hypothetical population III stars?
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9
How can light circle a black hole one or more times and then escape again?
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9
Do Newton's laws of motion imply no physical difference between different inertial frames of reference?
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9
Is there a clearer version of Giuseppe Piazzi's complete set of observations for the discovery of Ceres?
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9
What percentage of the sky could the sun be in?
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8
Measurement unit of coordinate systems in astronomy
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8
Why do authors write mathematical expressions in their books?
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8
Can we estimate the number of stars which have died in the observable universe?
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7
Can incompatible observables share an eigenvector?
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7
Since the Hubble Constant changes over time (it's a variable parameter), why can't the conflicting values of 67.4 and 73 both be right?
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6
How does metallicity reduce the likelihood of black hole formation?
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6
Do pop III stars undergo supernova or direct collapse?
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6
Could quasars be interior to the event horizon of a SMBH?
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6
Could a black hole's accretion disk be bright through natural means?
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6
Is the Ra/Dec of Alnitak in Orion's Belt known to be correct?
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6
Are the major-axis of Mars and Earth orbits on the same plane?
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