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Comet stinks of rotten eggs and cat wee, finds Rosetta

Space

Comet stinks of rotten eggs and cat wee, finds Rosetta

Data from the European Space Agency's Rosetta probe reveals that eau de comet 67P/Churyumov-Gerasimenko smells awful – but that's good news

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Comet immortalised before close call with spacecraft

Space

Comet immortalised before close call with spacecraft

Regulars

Spacecraft seek geysers without human help

Space

Spacecraft seek geysers without human help

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Rosetta's latest selfie: just showing off now

Space

Rosetta's latest selfie: just showing off now

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Space

Earth gets a new companion for trip around sun

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Rosetta: landing site chosen for first comet mission

Space

Rosetta: landing site chosen for first comet mission

News

Quasicrystal quest: The unreal rock that nature made

Space

Quasicrystal quest: The unreal rock that nature made

Features

No easy parking spot for first-ever comet landing

Space

No easy parking spot for first-ever comet landing

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Five sites shortlisted for Rosetta's comet landing

Space

Five sites shortlisted for Rosetta's comet landing

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Small, sticky asteroids could be extra dangerous

Space

Small, sticky asteroids could be extra dangerous

Fast-spinning small asteroids hold together using the same, weak forces that make flour clumpy. This could make it difficult to protect Earth from them

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Space

Rosetta probe poised to touch and taste a comet

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Earth

Earth's early life endured long asteroid bombardment

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Space

Rosetta arrives – and sends images of 'superstar comet'

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Space

Comet-mapping Rosetta spacecraft prepares for duty

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