Since a star's light takes so long to reach us, how do we know that the star is still there?

Scientists discover rare six-planet system that moves in strange

When we look at the stars at night, how do we know they are still there as it takes so long for the light to reach us? - Quora

SOLVED: Some scientists do not consider brown dwarfs to be true stars because they do not have enough mass to ignite the nuclear fusion of ordinary hydrogen. At the same time, some

When it takes four years for light from the star to reach us, do

Ask Ethan: How Many Stars In The Night Sky Still Exist?

When we look at the night sky, how far back in time can we see?

How long does it take for light from a star that is 8 light years

If The Universe Is 13.8 Billion Years Old, How Can We See 46

Why are stars far away yet look so bright? - Quora

What is the star that you can always see? - Quora