Ilustração de raios cósmicos a atingir o campo magnético da Terra. ESAO hidrogel é comummente encontrado em artigos do quotidiano, como lentes de contacto, pensos para queimaduras e gel para o cabelo. No futuro, poderá também servir de barreira protetora contra a radiação cósmica nociva para os astronautas em missões espaciais de longa duração.A...
Laboratório de Imagens Conceptuais da NASA/Centro de Voo Espacial Goddard Os astrofísicos detectaram os electrões de mais alta energia alguma vez registados, chovendo sobre a Terra a partir de uma misteriosa fonte próxima. Estes raios cósmicos têm triliões de vezes a energia da luz visível, o que sugere que provêm de uma fonte poderosa relativamente...
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