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Beleguise is 520 light year what does this mean?
Beleguise is a star located 520 light years away from Earth. This means that the light we see from Beleguise today actually started its journey 520 years ago, traveling through space before reaching our eyes.
The distance to the Andromeda Galaxy has been measured by several methods and is about 2.4 million light years When we look at the Andromeda Galaxy how long ago was the galaxy in the form that we are?
Since the Andromeda Galaxy is about 2.4 million light years away, when we observe it, we are seeing it as it was 2.4 million years ago. This is because the light we see from the galaxy today has taken approximately 2.4 million years to travel from the galaxy to Earth.
When did Regulus first give off light?
Regulus, the brightest star in the constellation Leo, first began emitting light when it formed from the gravitational collapse of gas and dust approximately 250 million years ago. It continues to shine brightly due to the nuclear fusion reactions happening in its core.
Do you see stars as they are or as they were?
as they were, the time it took the light to travel from them to us determines how long ago we are viewing, even the light from our sun is 8 minutes old if I remember right.
How can you see stars if they are millions of light years away?
Because 1) they are very bright, most of them are bigger than our sun 2) light travels very quicky when you look at them, you are looking at the star about hundreds of millions of years ago, as that is how long it takes for the light to get to here.
How can we know how some parts of the universe looked a million years ago?
Light takes time to travel, so light reaching us from a million light years away has taken that long to travel to us. We see what it looked like when the light left.
How long ago was 392 years ago?
392 years ago from today was in 1629.
How long ago is 1927 from 2016 today?
79 years ago.
What was earth like when light reaching us left theta eridani?
Theta Eridani is at a distance of 120 light years; this means that light reaching us now left it 120 years ago. At that time, there were no cars, no airplanes, no computers, no Internet, ...
Does the Dunkleosteus live today?
no, it lived long ago
What is the difference between microscope today and a long ago?
If you are talking about a light microscope, not very much. The largest difference is varying lenses and the light source. Today the light is uniform from a bulb and not from a candle or the sun. Also modern ones are more powerful because of the precision used to make them
What is the major gas that is present today and long ago?
co2
Beleguise is 520 light year what does this mean?
Beleguise is a star located 520 light years away from Earth. This means that the light we see from Beleguise today actually started its journey 520 years ago, traveling through space before reaching our eyes.
What is sobibor like today?
its just buildings showing what happen long time ago and picts of people that was their long time ago
How long ago was a electric light used?
it was used in 18816
How long ago did pirates live?
pirates are still here today.
What do you do today that Greeks did long ago?
Some of the things that we do today that Greeks did long ago include voting for our representatives in government. We also use many of the inventions of the Greek people including many types of mathematics.
