NASA shake-up casts doubt on moon programme
President Donald Trump made a bold promise to America minutes after taking the Oath of Office: pledging that an American flag ...
Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest. And even that would be challenging. By Jonathan Corum The distance ...
Trump put Mars missions in the spotlight in his January inauguration speech. Experts don’t believe a flag-planting will be ...
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