Astronomers can see solar flares erupting from the surface of the sun. So we would get a warning. Weak solar flares travel through space at the same speed as strong solar flares. It is much slower than the speed of light, which is what we get when we look at the sun through a telescope.
Astronomers can see solar flares erupting from the surface of the sun. So we would get a warning. Weak solar flares travel through space at the same speed as strong solar flares. It is much slower than the speed of light, which is what we get when we look at the sun through a telescope.
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