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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
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  • 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

    Perspective in astronomy can give us unforgettable visions

    Gerd DaniMay 11, 2021March 28, 20260

    Perspective in astronomy can give us unforgettable visions, as in this case.  If you look in the direction of the…

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      What Does ‘Net Zero’ Actually Mean? Here’s Why Some People Are Upset

      Gerd DaniMay 11, 2021March 28, 20260

      It might seem odd to find supporters of climate action debating the merits of a concept that science shows to…

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        What is a GALACTIC BULGE?

        Gerd DaniMay 11, 2021March 28, 20260

        Galactic bulge is a tightly packed group of stars within a larger star formation. The term almost exclusively refers to…

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          Voyager 1 Is Detecting a ‘Hum’ of Plasma Waves in The Void of Interstellar Space

          Gerd DaniMay 10, 2021March 28, 20260

          Voyager 1, having spent over 43 years zooming away from Earth since its 1977 launch, is now a very long…

          Read More

            NGC 3918

            Gerd DaniMay 9, 2021March 28, 20260

            NGC 3918 (also known as Hen 2-74, PN G294+04.7, and PK 294 + 04 1) is a planetary nebula, located…

            Read More

              New Investigation Into Whether the Mediterranean Diet Protects Against Memory Loss

              Gerd DaniMay 9, 2021March 28, 20260

              In Alzheimer’s disease, neurons in the brain die. Largely responsible for the death of neurons are certain protein deposits in…

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                The NGC 70 galaxy group

                Gerd DaniMay 8, 2021March 28, 20260

                The NGC 70 galaxy group (also known as Arp 113, or VV 166) is a cluster of galaxies, located at…

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                  Why is COVID-19 so hard to treat? Growing evidence points to unique infectious profile

                  Gerd DaniMay 8, 2021March 28, 20260

                  A comprehensive review into what we know about COVID-19 and the way it functions suggests the virus has a unique…

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                    NGC 5291 system of interacting galaxies

                    Gerd DaniMay 7, 2021March 28, 20260

                    NGC 5291 (also known as PGC 48893) is a system of interacting galaxies, located at a distance of around 190…

                    Read More

                      Powerful Magnetic Fields in Space Have Been Seen in Bending Black Hole Jets

                      Gerd DaniMay 7, 2021March 28, 20260

                      In a galaxy cluster called Abell 3376, some 600 million light-years from Earth, one galaxy has an active supermassive black…

                      Read More
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