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How do they know that Andromeda is out there?

Updated: 8/18/2019
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10y ago

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At an apparent magnitude of 3.4, the Andromeda Galaxy is one of the brightest Messier objects, making it visible to the naked eye on moonless nights even when viewed from areas with moderate light pollution.

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10y ago
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Q: How do they know that Andromeda is out there?
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Related questions

What life is on Andromeda galaxy?

Currently, we do not know of any life that exists within the Andromeda galaxy. Our planet is the only place we know that has life on it.


Can you live in Andromeda?

Science doesn't know yet.


Do people live in the Andromeda galaxy?

Not that we know of yet.


How many moons does the Andromeda galaxy have?

At this time we do not know.


Why is Andromeda called Andromeda?

Andromeda means "ruler of men".


What is the measurement between the milky way galaxy and the Andromeda galaxy?

Any measurement you wish. If you want to know how far away the Andromeda Galaxy is, then see the related question.


What did the Andromeda galaxy do?

Nothing as far as I know. It is still the same as it has been for years


Why was the Andromeda galaxy named after Andromeda?

Because it is located in the Andromeda Constellation.


Do you know what is outside milky way Galaxy?

Yes, scientists know what is outside the Milky Way Galaxy. We know that the Andromeda galaxy is outside the Milky Way. The Andromeda is 300 million light years away from earth, and we have also mapped several stars, too.


What is meant by the term Andromeda?

The term Andromeda can mean several different things. In mythology, Andromeda is the daughter of Cassiopeia and Cepheus. Andromeda also can refer to the Andromeda Galaxy, which is 2.5 million light years away from us. Andromeda is also a television series and there's a game called Andromeda. Andromeda can refer to any of these things.


Who did Andromeda marry?

Andromeda married Perseus.


Was Andromeda turned into a mortal or demigod?

Andromeda was always mortal; after death she became the constellation Andromeda.