Space

  1. Astronomy

    Most Earthlike planets yet seen bring Kepler closer to its holy grail

    Space telescope finds globes that, compared with our world, are slightly larger and orbit a smaller star.

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  2. Planetary Science

    Faint Young Sun

    Scientists struggle to understand how early Earth stayed warm enough for liquid water.

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  3. Cosmology

    Dark matter detector reports hints of WIMPs

    Experiment hundreds of meters underground detects three candidate signs of dark matter, though physicists are cautious about the finding.

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  4. Space

    Dying star goes out in style

    Day-Glo green planetary nebula captured by Very Large Telescope.

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  5. Tech

    Ignition Failed

    How America’s latest attempt at fusion power fizzled.

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  6. Physics

    Cosmic ray detector confirms hints of dark matter

    Space station-based instrument records high amount of antimatter seen in earlier experiments.

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  7. Physics

    Universe is a teeny bit older than thought

    Planck satellite reveals information from just after the Big Bang, largely confirming scientists' theories.

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  8. Planetary Science

    Distant planets’ atmospheres revealed

    Telescopes get first direct glimpse of gases on exoplanets.

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  9. Planetary Science

    Life-friendly environment confirmed on Mars

    Drill sample from bedrock reveals chemistry that could have supported microbial life.

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  10. Planetary Science

    When an asteroid heads for Earth, it’s time to reconsider those doomsday plans

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  11. Space

    No vacancy around stars

    The Milky Way’s planets pack tightly around their stars, according to simulations using data from the Kepler space telescope.

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  12. Space

    Radiation ring around Earth mysteriously appears, then dissipates

    Space probes detect temporary transition from two radiation belts to three, possibly in response to solar activity.

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