Space
Saturn moon’s mirror-smooth lake ‘good for skipping rocks’
The largest lake on Titan varies in height by less than 3 millimetres, new radar observations show 鈥� seasonal changes may explain why it is so placid
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Earth
Global warming could change Earth’s tilt
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Physics
Landing sites on Europa identified
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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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Physics
Did asteroids flock together to build planets?
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Space
Earth could be blindsided by asteroids, panel warns
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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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Life
Destruction of Martian methane may be bad news for life
Methane is destroyed 600 times faster on Mars than it is on Earth, new calculations suggest 鈥� whatever is responsible may be wiping out other organic molecules too
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Physics
Miniature gravity detector could peer inside planets
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Physics
Moon may reveal elusive cosmic neutrinos
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Space
Beach-ball-sized rock is largest meteorite found on Mars
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Space
NASA panel may propose ‘deep space’ crewed missions
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