Would we see the past if we look to a mirror 1 light year away?
136717
Will we ever be able to view the past?
60084
In a very small static universe with only a particle, does it make sense to talk about time?
153901
How does time travel take into account the rotation/revolution of the Earth?
93109
Short story: invention of a device to view the past
95521
Since there are gravitational lenses, are there gravitational mirrors?
43888
Age of universe?
148051
Time Dilation When In Orbit
117224
If you hover just above the event horizon of a black hole, would you see the future of the universe?
128954
How can we see objects that are so far away?
84790
Can I measure a journey time < 100 years on a 100 light year voyage?
56930
What would an observer see if he/she flew toward a clock at relativistic speeds?
123854
Would time speed up near a large body of negative mass relative to observers in micro gravity?
61329
Has everything we see happened in the past?
26354
Is anti-matter matter going backwards in time?
143162
Why didn't the mirror universe's tech progress past the main timeline's?
89463
Since the Earth is moving through space, do we experience time dilation?
24669
Time dilation at the Big Bang