Planetary science – Page 5
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ResearchMartian manganese oxides hint at high past oxygen levels
Discovery in Mars’s rocks indicates that the planet once may once have had Earth-like levels of atmospheric oxygen
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ResearchCassini finds needle in a haystack investigating interstellar dust around Saturn
Alien dust provides evidence for solar system passing through giant interstellar cloud
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ResearchNew Horizon data reveals Pluto’s chemical make up
The latest observations from last year’s flyby provide a snapshot of the dwarf planet’s surface and atmosphere
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Research
Astronomers detect atmosphere on the diamond planet
Research reveals the atmospheric composition of a super-Earth for the first time
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NewsFlowing salty brine found on Mars
Hydrated chlorate salts detected in slope streaks indicate contemporary water flow on the red planet
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Research‘Fire fountain’ data illuminate lunar history
Volatile element details promise to ignite research into Moon’s origin and evolution
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ResearchPhilae poses comet chemistry conundrum
Historic mass spectra find 67P carries precursors to key biomolecules, but instruments detect different ones
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NewsNew Horizons sees red over Pluto’s atmosphere
Reaction of methane breakdown products are responsible for the dwarf planet’s rosy hue
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ResearchEarly Earth collision could clear up two geological mysteries
Smash-up with Mercury-like body could have ignited nuclear dynamo at Earth’s centre and explain isotope discrepancy
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NewsNext Mars rover will make oxygen from CO2
Mars 2020 will set Nasa’s space exploration on a self-sufficiency course
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NewsNasa probe sets off for Mars
Suite of instruments will investigate why the red planet’s atmosphere vanished, leaving it a drier, colder place
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NewsDried lake bed on Mars ‘could have supported life’
Detection of compounds in varying oxidation states suggests bacteria-friendly chemical gradients might have once existed
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News
Curiosity detect hints of complex organics
Mars rover picks up chlorinated hydrocarbons on the Red Planet, but are they native or did they hitch a ride?
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News
No methane on Mars, says Curiosity
Rover takes first sniffs of the Martian atmosphere and doesn’t find methane, a signal of possible life
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News
Cheers as Mars x-ray spectrometer delivers rock data
Chemical analysis shows Mars geology may have more in common with Earth than previously thought
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NewsCuriosity – searching in vain?
NASA’s latest Mars probe is set to land this weekend, but the question remains of whether it is able to detect the signatures of life
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NewsInflatable mushroom gives spacecraft a gentle landing
Nasa test of inflatable heat shield is a showcase for materials technology
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ResearchWhere did Earth’s water come from?
Study of meteorite isotope ratios suggests Earth’s water was delivered by express asteroid rather than comets
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