More from Rachel Courtland
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Space
NASA’s lunar impactor loses most of its fuel
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Earth
Global warming could change Earth’s tilt
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Space
Rude awakening for NASA’s human space-flight dream
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Space
NASA should avoid a straight shot to Mars, panel says
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Space
Atmospheric ‘pulse’ may spread rain clouds across Titan
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Life
Planetary smashup leaves trail of frozen lava
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Space
Perseid shower to produce ‘shooting stars’
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Physics
Moon may reveal elusive cosmic neutrinos
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Physics
Mysterious bright spot found on Venus
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Health
Monotony was ‘most difficult part’ of simulated Mars trip
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Space
What NASA’s return to the moon may look like
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Space
Apollo astronauts advocate trip to Mars
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