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immune system

Cosmic popcorn effect helps space dust survive our atmosphere

Space

Cosmic popcorn effect helps space dust survive our atmosphere

Water inside micrometeorites boils when they plunge to Earth, creating a protective parachute that helps them land intact

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SspaceX Dragon capsule

Space

SpaceX plans to send two civilians around the moon next year

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Voyager 1 looked back at Saturn on Nov. 16, 1980, four days after the spacecraft flew past the planet

Space

Voyager 1 might have seen Enceladus’ icy plumes 25 years early

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Successful Russian launch re-paves the way to space station

Space

Successful Russian launch re-paves the way to space station

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pluto and charon

Space

Pluto is still an ex-planet, no matter what its fans think

Comment

Artist's impression of asteroid with rings

Space

The upstart asteroid who showed rings are for everybody

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Future astronauts will need places to live on Mars

Space

New NASA teams will make human Mars missions light and efficient

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Artist's impression of a grandly ringed future Mars

Space

Mars might already be building rings from its moons

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Dwarf planet Ceres hosts home-grown organic material

Life

Dwarf planet Ceres hosts home-grown organic material

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Uranus

Space

Far-off asteroid caught cohabiting with Uranus around the sun

The second Trojan asteroid of Uranus ever found suggests there could be hundreds more associated with the planet

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Space

Mars landing sites for 2020 NASA mission down to the final three

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Earth

Secrets of Earth's birth carried in lava jets from planet's core

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Space

Magnetic meteorites narrow down solar system’s birthdate

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Space

NASA wants to put a lander on Europa’s surface to look for life

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