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Evidence for Mars floods all dried up?

Life

Evidence for Mars floods all dried up?

Lava, not water, carved the biggest channels on Mars, argues a new study that would overturn four decades of conventional wisdom

News

Moon may be 200 million years younger than thought

Space

Moon may be 200 million years younger than thought

News

Dark streaks on Mars bolster case for liquid water

Life

Dark streaks on Mars bolster case for liquid water

News

Water-scouting probe to take off for Jupiter

Space

Water-scouting probe to take off for Jupiter

News

Second moon's remains may cover lunar far side

Space

Second moon's remains may cover lunar far side

News

Close-ups of Vesta, our second-heaviest asteroid

Space

Close-ups of Vesta, our second-heaviest asteroid

News

Next Mars rover will climb a mountain

Life

Next Mars rover will climb a mountain

News

Fourth moon discovered around Pluto

Space

Fourth moon discovered around Pluto

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Probe's targets cloud 'crystal ball' for solar system

Space

Probe's targets cloud 'crystal ball' for solar system

News

Ethane lakes in a red haze: Titan's uncanny moonscape

Space

Ethane lakes in a red haze: Titan's uncanny moonscape

Skies like a bad day in LA, red-and-black rainbows, Mississippi-style river channels – Saturn's largest moon is our prototype weird-world exoplanet

Features

Life

Rover may tackle Kilimanjaro-sized mound on Mars

News

Space

Asteroid protoplanet may hold clues to Earth formation

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Earth

Sluggish sun may 'sit out' next solar cycle

News

Space

Apollo 17 moon rocks are surprisingly wet

News