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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
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    • 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

    We May Finally Know How Plasma Blasts Through Insane Magnetic Fields of Neutron Stars

    Gerd DaniMay 25, 2021March 28, 20260

    New calculations from bored physicists have just brought us a bit closer to understanding how material can fall onto neutron…

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      Cosmic 2-for-1: Total lunar eclipse combines with supermoon this week

      Gerd DaniMay 25, 2021March 28, 20260

      The first total lunar eclipse in more than two years coincides with a supermoon this week for quite a cosmic…

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        The exceptional nature of Stephenson 2-18

        Gerd DaniMay 25, 2021March 28, 20260

        Stephenson 2-18 is the brightest star visible in the center of this image. At first glance it may seem like…

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          Deadly fungal epidemics are taking place across the Globe

          Gerd DaniMay 24, 2021March 28, 20260

          Recently, the trade media, followed by the generalists, have rushed to publish different articles about deadly fungal infections in the…

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            The new light from Andromeda

            Gerd DaniMay 24, 2021March 28, 20260

            In 1885, a new light suddenly came on within the Andromeda Galaxy (M31). Initially this new star was noticed by…

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              What is an X-ray pulsar?

              Gerd DaniMay 22, 2021March 28, 20260

              X-ray pulsars are a class of astronomical objects that are X-ray sources displaying strict periodic variations in X-ray intensity. The…

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                The discovery of Kamil crater

                Gerd DaniMay 21, 2021March 28, 20260

                In 2008, the Italian mineralogist Vincenzo de Michele, curator of the Civic Museum of Natural History in Milan, was studying…

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                  The Hottest Surface Temperature on Earth Is Not Actually in Death Valley

                  Gerd DaniMay 21, 2021March 28, 20260

                  Death Valley in California is often said to be the hottest place on Earth, holding a blistering record of 56.7…

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                    Fixing Hubble

                    Gerd DaniMay 20, 2021March 28, 20260

                    In the course of your life, all of you will have happened to admire at least one of the numerous…

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                      The rippled bubble SNR-0509

                      Gerd DaniMay 20, 2021March 28, 20260

                      This delicate bubble appears to float serenely in the depths of space, but its apparent calm hides an inner turmoil! …

                      Read More
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