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Earth may have largest ripples in the solar system

Earth

Earth may have largest ripples in the solar system

On Argentina's Puna plateau, blistering winds have formed the largest known ripples on the planet, and they may even trump those on Mars

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Titan's squashed shape hints at soggy interior

Space

Titan's squashed shape hints at soggy interior

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Subsurface ice on Mars exposed by recent impacts

Space

Subsurface ice on Mars exposed by recent impacts

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Firm vows to grow first flowers on the moon

Life

Firm vows to grow first flowers on the moon

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What to see in the sky this week

Space

What to see in the sky this week

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Zooming in on Mars in glorious 3D

Space

Zooming in on Mars in glorious 3D

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Meteorite hunters 'strike gold' in Sudan

Earth

Meteorite hunters 'strike gold' in Sudan

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Giant ice flows bolster case for volcanoes on Titan

Space

Giant ice flows bolster case for volcanoes on Titan

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Moon shadows on Saturn rings are a sign of spring

Space

Moon shadows on Saturn rings are a sign of spring

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Mars rover Opportunity experiences wheel trouble

Space

Mars rover Opportunity experiences wheel trouble

A current spike in one of the rover's six wheels may be a sign of the wheel's imminent failure, which could limit its driving range

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Space

NASA may send fleet of spacecraft to Venus

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Space

Space storm alert: 90 seconds from catastrophe

Features

Earth

Probe launches to map Earth's gravity in best detail yet

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Space

Moon hides scars of a violent past

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