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NEWS ABOUT: red planet

Send Astronauts to Mars —and Leave Them There

Why a one-way ticket is the best way to the red planet

(Newser) - The most feasible way to get humans on Mars is to offer retirement-age astronauts one-way tickets to live out their last days on the red planet. Say what? It's not as crazy as it sounds, writes scientist Lawrence Krauss in the New York Times, who believes his plan would solve... More »

Methane Hints at Life on Mars

Gas released in high concentrations could be from bacteria

(Newser) - The discovery of high methane concentrations on Mars may hint that underground life exists on the red planet, the Houston Chronicle reports. Scientists funded by NASA and other institutions, using Earth-based telescopes, have found plumes of methane in such high concentrations they believe bacteria, which can also produce the gas... More »

Mars Toxin Dims Hopes for Red Planet Life

Rocket fuel chemical found is soil, but could be from Earth

(Newser) - The Phoenix lander has found a toxin in Mars soil that considerably decreases the odds of finding Martian life, Science.com reports. The chemical, perchlorate, is a harsh oxidizing agent often used in solid rocket fuel, so researchers are double checking to ensure it wasn’t carried from Earth. The... More »

Scientists Hatch Round-Trip Mission to Mars

Unmanned spacecraft would bring back rocks and possibly microscopic life

(Newser) - Before scientists can put a man on Mars, they first need to figure out how to get a mission back to Earth, reports the Guardian. An international team is doing just that—developing an $8 billion mission to travel to Mars and return with rock samples and possibly microscopic life.... More »

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