Northern lights occur when a solar flare interacts with Earth's atmosphere.
A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...
The flares are coming from a solar region that was created in late January.
A NASA mission is underway to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun.
If the building-size asteroid 2024 YR4 crashes into the moon in December 2032, the impact will produce a bright flash that ...
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Sun launches 27 solar flares in 24 hours, including strongest one in years
The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since ...
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