Sky faster than light motion
25121
Is it really possible to break the speed of light by flicking your wrist with a laser pointer?
111402
Dissipating light pollution
90147
Do light experience Doppler shift along and against frame dragging?
123854
Would time speed up near a large body of negative mass relative to observers in micro gravity?
60364
Universe Expansion as an absolute time reference
2154
Why doesn't gravity speed up light?
35663
Is there a formula that gives the position of an object depending on the time, but which doesn't allow the object to surpass the speed of light?
59077
Travel duration from Earth to a star at 9.8 m/s² acceleration
67327
Does this count as moving faster than light?
100799
How distorted does the Andromeda Galaxy appear to us due to the speed of light?
37421
Can a shadow move faster than the speed of light?
44164
Light Travels in straight line even in gravity
30392
Time taken for object in space to fall to earth
4350
Rotate a long bar in space and get close to (or even beyond) the speed of light $c$
15685
Does slowing light violate relativity?
2331
How fast does gravity propagate?
66972
Is there any way to measure the one-way speed of light?