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planets

A diagram of Earth's magnetic field in colour

Earth

Cranky young sun could have kickstarted life on Earth

Giant solar storms may have turned early Earth's atmosphere into a cosy blanket and also helped life get going

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Juno probe

Life

Pinball planets: How life could start in a violent solar system

Features

Unnamed dwarf planet may be third largest in the solar system

Space

Unnamed dwarf planet may be third largest in the solar system

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Colourful topographic map of Mercury

Space

First global Mercury map shows its hills and valleys in detail

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Mercury crossing the sun

Space

How to watch Mercury pass in front of the sun today

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swansong earth

Earth

Last days of Earth: Life in 7 billion years AD

Features

Makemake shining brightly, with a small, faint blob just above it and a big arrow pointing to it

Space

Never-before-seen moon spotted around dwarf planet Makemake

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Saturn's rings as seen from space

Space

Cassini gears up for final fiery plunge into Saturn's atmosphere

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solar system

Earth

How two tiny dots defy the history of life and the solar system

Features

Cal Tech Astronomer Mike Brown points out the 'Predicted Orbit', in yellow, of the 9th Planet at the Caltech Seismology Lab

Space

We are closing in on possible whereabouts of Planet Nine

The hunt for Planet Nine heats up as a new analysis of the Cassini spacecraft's data narrows down the orbit of the potential planet at the edge of the solar system

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Space

Ease up doom mongers, Planet Nine is not about to destroy us

Comment

Space

Planet Nine might be an exoplanet stolen by the sun

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Space

More evidence for Planet Nine as odd celestial alignment emerges

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Space

Mercury once had a graphite crust floating on a sea of magma

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