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immune system

Lightning storm on Saturn is longest in solar system

Space

Lightning storm on Saturn is longest in solar system

Saturn's eight-month-long thunderstorm has become the planet's longest-running lightning display

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Jupiter had brief encounter with icy companion

Space

Jupiter had brief encounter with icy companion

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Saturn's moon Titan has a foggy bottom

Space

Saturn's moon Titan has a foggy bottom

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Rain of meteorites makes the moon hum

Space

Rain of meteorites makes the moon hum

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One partner stumbles in lunar probe pas de deux

Space

One partner stumbles in lunar probe pas de deux

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India's first lunar probe fails after less than a year

Space

India's first lunar probe fails after less than a year

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Balmy water once bathed Mars rock claimed to host life

Life

Balmy water once bathed Mars rock claimed to host life

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Moon dust not as strange as hoped

Space

Moon dust not as strange as hoped

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NASA's lunar impactor loses most of its fuel

Space

NASA's lunar impactor loses most of its fuel

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Space probes fly in tandem to search for lunar water

Space

Space probes fly in tandem to search for lunar water

For the first – and likely the last – time on Thursday, Indian and US lunar orbiters flew within a few dozen kilometres of each other to search for water on the moon

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Space

Second robot deployed to help free stuck Mars rover

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Space

Saturn moon's mirror-smooth lake 'good for skipping rocks'

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Earth

Global warming could change Earth's tilt

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Space

Landing sites on Europa identified

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