All asteroids articles
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ResearchMars’ water came from outer space
Asteroids from the outer solar system would have delivered enough water to cover the red planet in a 300m-deep ocean
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Research
The sun may have been the surprising source of Earth’s water
Dust grains pounded by solar wind and then delivered to Earth are a significant source of the planet’s oceans
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Feature
Do asteroids hold the key to life on Earth?
A series of missions are set to reveal the hidden secrets of the asteroids. Nina Notman explores the science of space rocks
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Research
Violent stellar collision near early solar system created actinides
A single neutron star merger produced almost all curium and plutonium that ever existed in the solar system
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Research
Water found in asteroid dust collected by Japan's Hayabusa probe
Scientists calculate that half of the water on Earth could have been delivered by meteorites
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Research
DNA sugar could form on icy asteroids and comets
Water–methanol ices bombarded with UV simulate conditions found on comets and asteroids
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Research
Organic coat might explain interstellar object’s missing tail
Blanket of icy compounds could have protected ‘Oumuamua from the sun’s heat
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Research
Earthly xenon’s asteroid origins reveal planet’s genesis
Discovery that atmospheric xenon is unrelated to that in the mantle hints at two separate extra-terrestrial ‘deliveries’ of the element
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Research
Where did Earth’s water come from?
Study of meteorite isotope ratios suggests Earth’s water was delivered by express asteroid rather than comets
