The Milky Way is a barred spiral galaxy around 13.6 billion years old with large pivoting arms stretching out across the cosmos.
– Galaxy type: Barred spiral – Age: 13.6 billion years (and counting) – Size: 100,000 light-years across – Number of stars: about 200 billion – Rotation time: 250 million years
DECODE
The Milky Way is a barred spiral galaxy around 13.6 billion years old with large pivoting arms stretching out across the cosmos.
– Galaxy type: Barred spiral
– Age: 13.6 billion years (and counting)
– Size: 100,000 light-years across
– Number of stars: about 200 billion
– Rotation time: 250 million years
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