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...
Today, NASA’s Solar Dynamics Observatory caught the Sun "smiling." Seen in ultraviolet light, these dark patches on the Sun are known as coronal holes and are regions where fast solar wind gushes out into space.
Which is the farthest object we know of in the solar system, a planetary system consisting of Earth? Many would answer that Pluto, once a planet and now a dwarf planet, is wrong. There are objects in the Solar System...
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