How far in the past do we see the Andromeda Galaxy?

How far in the past do we see the Andromeda Galaxy?

2.5 million light-years
Bottom line: At 2.5 million light-years, the great Andromeda galaxy (Messier 31) rates as the most distant object you can see with the unaided eye. Enjoying EarthSky?

Can we see Andromeda from Earth?

At 2.5 million light-years from Earth, the Andromeda Galaxy is the most distant object visible with the naked eye. It’s the closest major galaxy to the Milky Way, and can only be seen if you have a really dark sky. With the naked eye, Andromeda will be extremely faint.

What will happen to Earth when the Milky Way and Andromeda collide?

Excluding planetary engineering, by the time the two galaxies collide, the surface of the Earth will have already become far too hot for liquid water to exist, ending all terrestrial life; that is currently estimated to occur in about 3.75 billion years due to gradually increasing luminosity of the Sun (it will have …

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How do you find the Andromeda Galaxy?

Most people find the galaxy by star-hopping from the constellation Cassiopeia the Queen, a very noticeable M- or W-shaped pattern on the sky’s dome. You can also find the Andromeda galaxy by star-hopping from the star Alpheratz in the Great Square of Pegasus. Both methods will lead you to the galaxy.

Where is Andromeda in the sky tonight?

Andromeda is up in the fall sky. To find it, locate the constellation Andromeda on a sky chart, and then find it in the sky. It is near the great square of Pegasus. The location of the Andromeda galaxy in relation to the constellation is marked on the charts found here.

How do you find the Andromeda galaxy?

Will the moon eventually crash into the earth?

Long answer: The Moon is in a stable orbit around Earth. There is no chance that it could just change its orbit and crash into Earth without something else really massive coming along and changing the situation. The Moon is actually moving away from Earth at the rate of a few centimetres per year.