we get on average about one new star per year, and one star dying each year as a planetary nebula in the Milky Way. These rates are different in different types of galaxies, but you can say that this is...
The Van Allen Belt is an atmosphere in which high-energy charged particles are blocked by our Earth's magnetic field. The radiation belt was discovered in 1958 by James van Allen, a physicist at the University of Iowa (USA).What are particles?The...
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