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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.
    • Robots
  • Healh
  • Lifestyle
    • Sport
    • Music
  • Environment
    • ClimateChange
  • Biology
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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

    17,000 Light-Years From Earth, A Ghostly Cosmic Hand Is Hitting A Wall

    Gerd DaniJuly 7, 2021March 28, 20260

    Once again, NASA’s Chandra X-Ray Observatory has gifted us with some of the most breathtaking images known to humankind. The…

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      Jupiter’s magnetospheree

      Gerd DaniJuly 6, 2021March 28, 20260

      The stronger the magnetic field, the larger the magnetosphere. Some 20,000 times stronger than Earth’s magnetic field, Jupiter’s magnetic field…

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        The Sun Just Spat Out an X-Class Flare, The Most Powerful Since 2017

        Gerd DaniJuly 6, 2021March 28, 20260

        The Sun appears to be waking up from the quiet period of its 11-year cycle. On 3 July 2021, at…

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          No, Your Clean Home Isn’t Messing With Your Immune System

          Gerd DaniJuly 6, 2021March 28, 20260

          Sometimes unhelpful (or just plain wrong) health advice sticks in our brains. For example, you don’t necessarily need to drink…

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            Fate of the universe

            Gerd DaniJuly 6, 2021March 28, 20260

            What is our universe fate? Well, there are several terrible ways the universe could end. On one end is gravity…

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              Is the sun yellow?

              Gerd DaniJuly 5, 2021March 28, 20260

              Usually, young imaginations paint the celestial body of the Sun in hues of yellow, orange, or even red. But have…

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                The Tarantula Zone

                Gerd DaniJuly 5, 2021March 28, 20260

                The Tarantula Nebula, also known as 30 Doradus, is more than a thousand light-years in diameter, a giant star forming…

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                  The Increase in Infant Milk Formulas and Why It Matters

                  Gerd DaniJuly 5, 2021March 28, 20260

                  Breastfeeding can play an especially important role in early-life nutrition. It can benefit children’s future school performance and economic prospects…

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                    What Is The Delta Variant? 5 Things You Need to Know

                    Gerd DaniJuly 5, 2021March 28, 20260

                    For the first time in more than a year, we’re feeling some hope – or at least cautious optimism –…

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                      WASP 12b, a strange exoplanet

                      Gerd DaniJuly 5, 2021March 28, 20260

                      WASP 12b is one of the strangest known exoplanets. Discovered in 2008, the exoplanet is a gas giant with a…

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