Our Milky Way galaxy spans 100,000 light-years
Our Milky Way galaxy, a barred spiral home to billions of stars, spans an incredible 100,000 light-years, highlighting the universe's immense scale.
Our home galaxy, the Milky Way, stretches an incredible 100,000 light-years across. This vast barred spiral contains an estimated 100 to 400 billion stars, along with countless planets and gas clouds. Our solar system resides in one of its spiral arms, the Orion Arm, about 26,000 light-years from the galactic center.
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