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Articles sur NASA

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NASA’s Landsat satellites have been monitoring changes on Earth’s landscape for 50 years. NASA illustration

Satellites over the Amazon capture the choking of the ‘house of God’ by the Belo Monte Dam – they can help find solutions, too

When Indigenous peoples lose their river flow to dams, satellite programs like Landsat – which is celebrating its 50th anniversary – can help them fight for their resources.
A giant asteroid struck Earth and wiped out the dinosaurs 65 million years ago. Mark Garlick/Science Photo Library via Getty Images

An asteroid impact could wipe out an entire city – a space security expert explains NASA’s plans to prevent a potential catastrophe

NASA has only mapped 40% of the potentially dangerous asteroids that could crash into Earth. New projects will boost that number, and upcoming missions will test tech that could prevent collisions.
The International Space Station is run collectively by the U.S., Russia, the European Space Agency, Japan and Canada. NASA Marshall Spaceflight Center/Flickr

Russian invasion of Ukraine and resulting US sanctions threaten the future of the International Space Station

What happens to the International Space Station when tensions on Earth rise? A space policy expert explains how the ISS is run and how Russian aggression has threatened its operation in the past – and now.

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