What kind of storms do black holes and supernovas cause in Earth's upper atmosphere?

None for now. However, should a supernova explosion occur in our "neighborhood" (anywhere within a few thousand light-years in this case!), the strong radiation might have a severe impact on life on Earth.

None for now. However, should a supernova explosion occur in our "neighborhood" (anywhere within a few thousand light-years in this case!), the strong radiation might have a severe impact on life on Earth.

None for now. However, should a supernova explosion occur in our "neighborhood" (anywhere within a few thousand light-years in this case!), the strong radiation might have a severe impact on life on Earth.

None for now. However, should a supernova explosion occur in our "neighborhood" (anywhere within a few thousand light-years in this case!), the strong radiation might have a severe impact on life on Earth.

None for now. However, should a supernova explosion occur in our "neighborhood" (anywhere within a few thousand light-years in this case!), the strong radiation might have a severe impact on life on Earth.