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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
  • Gerd’s
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

    DOUBLE CLUSTER NGC 1850: SECOND BRIGHTEST STAR CLUSTER IN THE GREAT CLOUD OF MAGALHÃES

    Gerd DaniAugust 4, 2021March 28, 20260

    The NGC 1850 double cluster, found in one of our neighboring galaxies, the Large Magellanic Cloud, is an eye-catching object. …

    Read More

      What Is Planet Nine, And Does It Even Exist?

      Gerd DaniAugust 4, 2021March 28, 20260

      Planet Nine – also referred to as Planet X – is a massive, hypothetical object in an elliptical orbit far…

      Read More

        SCIENCE IN MOTION FOR THE ROVER TWIN “EXOMARS”

        Gerd DaniAugust 3, 2021March 28, 20260

        The first scientific tests for the replica of the ExoMars rover began after several weeks of test drives on the…

        Read More

          The entire history of the Universe in an intricate spiral (infographic)

          Gerd DaniAugust 3, 2021March 28, 20260

          A magnificent infographic illustrates the entire history of the Universe in an intricate spiral, 13.7 billion years old grouped together…

          Read More

            The New Yooperlite Crystal that looks like the SUN

            Gerd DaniAugust 3, 2021March 28, 20260

             Imagine that you are walking at night in Nature and suddenly you come across rocks that shine like the Sun….

            Read More

              A fall in CO2 cooled the Earth’s climate 34 million years ago

              Gerd DaniAugust 3, 2021March 28, 20260

              Decreasing atmospheric CO2 concentration played an important role in the shift of Earth’s climate from a warm greenhouse world to…

              Read More

                All about Enceladus, Saturn’s natural satellite

                Gerd DaniAugust 3, 2021March 28, 20260

                Enceladus is Saturn’s sixth largest natural satellite. Enceladus has a global ocean of liquid water beneath its icy surface.  South…

                Read More

                  Strange galaxies

                  Gerd DaniAugust 2, 2021March 28, 20260

                   Galaxies can take on the most disparate shapes: for example AM ​​0644-741 (bottom right) has the shape of a ring!…

                  Read More

                    XMM-Newton • Captures the final screams of the star destroyed by the black hole

                    Gerd DaniAugust 2, 2021March 28, 20260

                    In 2019, astronomers using ESA’s XMM-Newton Space Observatory studied a black hole devouring a star and discovered an exceptionally bright…

                    Read More

                      Perseid meteor shower and other astronomical events in August that you cannot miss

                      Gerd DaniAugust 2, 2021March 28, 20260

                      We tell you about the spectacular phenomena that you can see this month. The month of August has arrived and…

                      Read More
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