Why is the Sun the centre if relativity is true?
33047
Why do we say that the Earth moves around the Sun?
50651
Does special relativity imply that time dilation is affected by an orientation of clocks?
31825
Why are objects at rest in motion through spacetime at the speed of light?
27801
Why are these periods the same: a low earth orbit and oscillations through the center of the earth?
111445
Why is a proton assumed to be always at the center while applying the Schrödinger equation?
15903
What is the general relativity explanation for why objects at the center of the Earth are weightless?
44566
Is (rest) mass conserved in special relativity?
144256
Light formed by the sun?
158827
Inertial forces and centre of mass
28488
I am confused about the idea that the speed of light is independent of the speed of the source of light
17998
Is it possible to prove or disprove the Einstein Synchronization Convention with astronomy?
12986
Why does GPS depend on relativity?
88852
Why do we actually see the sun?
146782
Why is the period of rotation the same for two stars orbiting the same centre?
144380
When the Center of Mass and Center of gravity does Not Coincide
122297
What is the pressure at the center of the Earth? (Or a neutron star)
101868
If the earth has gravity, why don't we all collapse to the center?