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FreeAstroScience logo with a glowing star, open book, and Earth on a space-themed circular badge with the tagline Igniting Curiosity for free astronomy science education

FreeAstroScience

  • Home
  • Astronomy
    • AstroPhysics
    • Cosmology
    • Exploration
  • Physics
  • Hi-Tech
    • A.I.
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  • Healh
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  • Environment
    • ClimateChange
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Headlines
  • Scenic view of waterfall

    When lakes lose their winter pulse: Climate change and the hidden Nitrogen story

    May 27, 2026May 27, 2026
  • Galaxies shaped by cosmic location just 1.2 billion years after the Big Bang

    Galaxies shaped by cosmic location just 1.2 billion years after the Big Bang

    May 27, 2026May 27, 2026
  • Mercury's polar water ice: new models suggest a larger, slower impact source

    Mercury’s polar water ice: new models suggest a larger, slower impact source

    May 26, 2026May 26, 2026
  • xray woman doing biceps curls

    New Cell Therapy Offers Hope for Advanced Liver Disease Patients

    May 25, 2026May 25, 2026
  • Dark matter investigations: quantum limits and the classical field behavior of axions

    Dark matter investigations: quantum limits and the classical field behavior of axions

    May 25, 2026May 25, 2026
  • Shenzhou-23: paving the path to lunar and Martian expeditions

    Shenzhou-23: paving the path to lunar and Martian expeditions

    May 25, 2026May 25, 2026
  • gerd on plane

    Why Do Ears Pop on Planes? The Truth Nobody Told You

    May 24, 2026May 24, 2026
  • Sun emitting golden light rays across all eight planets of the solar system showing light travel time from Mercury to Neptune

    How Long Does Light Take to Cross Our Solar System?

    May 24, 2026May 24, 2026
  • NGC 5584 barred spiral galaxy in Virgo with purple star-forming arms and bright foreground stars

    Can NGC 5584 Prove the Universe Expands Too Fast?

    May 24, 2026May 24, 2026
  • Scale comparison of UY Scuti hypergiant (1.26 billion km) dwarfing Earth's orbit (300 million km) and the Sun (1.39 million km).

    How Big Is UY Scuti? Could This Star Swallow Our Solar System?

    May 23, 2026May 23, 2026
  • Latest
  • Popular

When lakes lose their winter pulse: Climate change and the hidden Nitrogen story

May 27, 2026May 27, 2026

Galaxies shaped by cosmic location just 1.2 billion years after the Big Bang

May 27, 2026May 27, 2026

Mercury’s polar water ice: new models suggest a larger, slower impact source

May 26, 2026May 26, 2026

New Cell Therapy Offers Hope for Advanced Liver Disease Patients

May 25, 2026May 25, 2026

    Researchers discover the mechanism that likely generates huge white dwarf magnetic fields

    Gerd DaniMay 1, 2021March 28, 20260

    A dynamo mechanism could explain the incredibly strong magnetic fields in white dwarf stars according to an international team of…

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      How long is a day on Venus? mysteries of our closest neighbor

      Gerd DaniApril 30, 2021March 28, 20260

      Venus is an enigma. It’s the planet next door and yet reveals little about itself. An opaque blanket of clouds…

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        Finding asteroids with Lucy

        Gerd DaniApril 30, 2021March 28, 20260

        To date, few asteroids have been closely studied by a space mission. The Lucy spacecraft, which will be launched in…

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          Eating 5-Day-Old Pasta or Rice Can Actually Be Deadly. Here’s How

          Gerd DaniApril 30, 2021March 28, 20260

          If meat is left out on the counter for too long, we all know we need to throw it out….

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            What is a rogue planet?

            Gerd DaniApril 29, 2021March 28, 20260

            A rogue planet is a planetary-mass object that does not orbit a star directly. Such objects have been ejected from…

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              Determining the birth population of double neutron stars

              Gerd DaniApril 29, 2021March 28, 20260

              The study of neutron star populations helps unravel how they formed and evolved. Until now, using gravitational-wave detectors, scientists were…

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                Photographed exoplanet

                Gerd DaniApril 29, 2021March 28, 20260

                We currently know more than 4,300 exoplanets, with nearly 6,000 other candidates whose presence is waiting to be confirmed. Of…

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                  Extreme Poverty Will Be Reduced if We Tackle Climate Change Right

                  Gerd DaniApril 28, 2021March 28, 20260

                  Ambitious climate policies could reduce extreme poverty in developing countries if governments opted for robust taxes on emitters that were…

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                    Up to 20% of global groundwater wells at risk of going dry

                    Gerd DaniApril 27, 2021March 28, 20260

                    A pair of environmental scientists at the University of California, Santa Barbara, has found that up to 20% of all…

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                      Breathtaking New Hubble Image Shows a Giant Star on The Brink of Annihilation

                      Gerd DaniApril 27, 2021March 28, 20260

                      The spectacle of space has our jaws constantly dropping, and the picture that was just released to celebrate 31 years…

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