Space

  1. Planetary Science

    Highlights from the 43rd Lunar and Planetary Science Conference, The Woodlands, Texas, March 19-23

    Geologic activity and weather on Saturnian moons, and studies in Greenland to learn about Mars.

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  2. Space

    Vesta seems more planet than asteroid

    Spacecraft explorations reveal a layered, beat-up celestial body.

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  3. Space

    Smallest planet yields big surprises

    Spacecraft images reveal Mercury has a complicated inside and an active geologic past.

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  4. Humans

    Proposed cuts in planetary science take center stage

    NASA officials endure slings and arrows of outraged researchers.

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  5. Space

    Titan’s haze is dropping

    Change in elevation of cloudy layer suggests seasonal cycles on Saturn’s moon.

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  6. Space

    Ancient impact may explain moon’s magnetic mystery

    Anomalies near crater suggest scattering of iron-rich debris.

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  7. Space

    Galactic smashup leaves dark matter debris

    Find in ‘train wreck’ cluster forces astronomers to re-think theories about relationship between mysterious dark matter and galaxies.

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  8. Physics

    Water not so squishy under pressure

    In planets' cores, molecules may not compress tightly.

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  9. Space

    Aura of life captured in Earthshine

    Light from Earth reflected off the moon contains the kind of information that could prove useful in the characterization of faraway exoplanets.

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  10. Physics

    Loose cable blamed for speedy neutrinos

    In uncovering a technical flaw, physicists now know why an experimental result that couldn’t have been true wasn’t.

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  11. Astronomy

    Distant planet an exotic water-world

    Orb is unlike anything in the solar system.

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  12. Astronomy

    Gravitational lens

    grah-vih-TAY-shun-al LENZ n.

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