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How long does one orbit of the Milky Way Galaxy take for the Sun?
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Milky Way Galaxy
The Milky Way Galaxy as seen from Earth.
The time it takes for the Sun to complete one orbit around the center of the Milky Way Galaxy is estimated to be between 225 million and 240 million years. This period is often referred to as a cosmic year.123
At the Sun's current distance from the galactic center, it travels at an orbital speed of approximately 220 kilometers per second.2