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If the star Megrez stopped shining today how long would it be before we did not see it shining in the night sky?
If Megrez stopped shining today, it would take approximately 80-100 years before we no longer see its light in the night sky. This is because the star is around 80-100 light years away from Earth.
How far are quasars away from us?
Quasars can be very, very, very far away. And they are extremely bright. We've seen quasars that are 12 billion light years away from Earth (a light year is how far light travels in one year, and light travels at about 128 billion kilometers a second). Most quasars are actually big, bright galaxies shining from millions, or even billions of light years away from here.
When isn't the sun shining?
There is never a time when the sun isn't shining. The sun has been shining for four and a half billion years and will continue to shine for [it is assumed] another seven and a half billion years.
How can you see stars billions of light years away?
The light from the stars travels billions of years. Most of the stars we see are already gone, but the light from them us still traveling.
How far is betelgeuse from the earth?
It's estimated to be about 640 light years away. However there's still a lot of uncertainty over the exact distance.
What is the duration of Light Years Away?
The duration of Light Years Away is 1.75 hours.
How light years away is the arturus from earth?
Arcturus is approximately 37 light years away from Earth.
How far away is the star pherkad from the earth?
Phrekad is approximately 48.6 light-years away from Earth.
Why can you still see stars after they have died?
The nearest star (other than the Sun) is 4.7 light-years from Earth, meaning it takes 4.7 years for light from that star to reach us. That star could die and we would not know it for 4.7 years. Some stars are billions of light years away, it would be billions of years before we noticed that the star was no longer shining.
How many light years away from the earth is thuban?
49,666,845 light years away from earth
When was A Million Light Years Away created?
A Million Light Years Away was created in 2002.
When was Light Years Away created?
Light Years Away was created on 1981-05-20.
