Space deflector shields inspired by the Moon

Scientists are trying to create sci-fi staple of spacecraft, not to protect astronauts from aliens, but to stop a more immediate threat – our Sun’s radiation. As any starship captain knows, should Klingons or Romulans ever attack your craft, the first thing you do is to raise the deflector shields. On Earth, scientists are busy trying to recreate this fictional concept, not to protect astronauts from aliens, but from a much more immediate and dangerous threat – streams of charged particles shooting out from our very own Sun. Dealing with harmful radiation is becoming an ever-more relevant consideration. The renewed interest in human space exploration – with an application process already underway to select two astronauts for an ambitious Mars mission – demands efforts to ensure the safety of astronauts venturing far from Earth’s natural deflector shield, its magnetic field.

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