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solar power

The moon's surface

Space

Our young moon’s supersonic winds made waves in its magma ocean

Just after it was formed, the moon’s magma ocean would have steamed out a sodium atmosphere on the hot, Earth-facing side, creating dramatic winds

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False-colour infrared image of Uranus

Space

Uranus's crooked, messy magnetic field might open and shut daily

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An artist's impression of Planet Ten

Space

Weird orbits hint 'Planet Ten' might lurk at solar system edge

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dancers

Humans

8 Minutes: How to dance the speed of light

Culture

Jupiter

Space

How Jupiter split the asteroid belt in two shows its great age

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Photo of comet 67P/Churyumov–Gerasimenko taken by the Rosetta spacecraft

Earth

The mystery xenon in Earth’s atmosphere came from icy comets

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General relativity passes test at Milky Way's central black hole

Space

General relativity passes test at Milky Way's central black hole

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sun

Space

NASA mission into sun’s atmosphere named after astrophysicist

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Saturn’s moons could reassemble after a cosmic smash-up

Space

Saturn’s moons could reassemble after a cosmic smash-up

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Diagram of the shape of a synestia – like a red blood cell or a doughnut

Space

Huge impact could have smashed early Earth into a doughnut shape

Many rocky worlds may have spent time as a newly named planetary form called a synestia – a loosely connected blob of molten rock and dust with a dented middle

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Space

µþ°ù±ð³¦³ó³Ù’s Life of Galileo pumped up for the 21st century

Culture

Space

Titan’s riverbeds show a terrain built more like Mars than Earth

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Physics

What the end of the atomic renaissance means for nuclear power

Insight

Space

Microbes might thrive after crash-landing on board a meteorite

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