NASA’s Nuclear Spacecraft Takes a Step Toward Mars
A fission reactor can supply power long after sunlight fades. NASA’s SR-1 Freedom is moving closer to testing that idea beyond Earth orbit.
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The Mars Helicopter Blade That Uses Turbulence to Climb
On Mars, a helicopter faces a strange bargain: spin its blades faster to make lift in thin air, and the blades can suddenly become less efficient. NASA researchers are testing a shape designed to push that limit—and even make turbulence help.
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Japan launches bold mission to bring a piece of Phobos to Earth
A powerful new Japanese rocket has sent a spacecraft toward Mars on a five-year quest: collect material from the planet’s largest moon and return it to Earth.
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Japan Launches MMX Mission to Explore Phobos and Deimos
Japan’s MMX spacecraft is on its way to Mars after a successful H3 rocket launch, beginning a mission that aims to collect samples from Phobos and return them to Earth in 2031.
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