December 2, 2021

Dart, a 500 kg “dart” that deflects an asteroid for NASA

DECRYPTION – This planetary defense test is being carried out in collaboration with Europe, which will study the impact crater in 2026. Is humanity capable ...
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Increased risk of collision for the International Space Station

ANALYSIS – Since the risk of “peripheral” debris lying on the route of the ISS cannot be ruled out, NASA applies a precautionary principle. The ...
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Webb telescope: France very involved

Crucial parts of the machine were born in Europe, with an important French participation coordinated by the Cnes. The most visible European contribution to the ...
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Battle over NASA’s lunar contract

DECRYPTION – The choice of the US space agency, which relies on SpaceX, rather than Blue Origin or Dynetics, quickly triggered legal action from the ...
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NASA makes high-risk landing on Mars

DECRYPTION – The NASA mission, the cost of which exceeds 2.5 billion dollars, landed Thursday evening after a succession of automatic maneuvers without any margin ...
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Missions to the Moon: a speed race that doesn’t say its name

DECRYPTION – China and the United States are simultaneously preparing the return of manned missions to our natural satellite. Officially, this is not a new ...
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