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Independent.ie on MSN‘Gravity tractor’ could be deployed to nudge asteroids away from Earth, says European Space AgencyHollywood films would have us believe the best way to deal with an Earth-threatening asteroid is to blast it out of orbit. But the European Space Agency (ESA) is looking at a far subtler approach to ...
"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University ...
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