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Andromeda Galaxy

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About Andromeda Galaxy

The Andromeda Galaxy (M31) is the nearest large spiral galaxy to the Milky Way and the most distant object visible to the unaided eye. It is on a collision course with our galaxy.

Type
Spiral galaxy
Stars
~1 trillion
Diameter
152,000 light-years
Constellation
Andromeda

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Historical Archive: Track past occurrences of this cosmic phenomenon.Live Telemetry: Jump to the real-time Kp index & solar wind command matrix.

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