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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

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

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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

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New Cell Therapy Offers Hope for Advanced Liver Disease Patients

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    This is Puppis A

    Gerd DaniJune 15, 2021March 28, 20260

    Puppis A (abbreviated to Pup A and also known as SNR G260.4-03.4 and PKS 0822-42) is a supernova remnant located…

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      This is Epsilon Eridani b

      Gerd DaniJune 15, 2021March 28, 20260

      The exoplanet moves on an orbit with a semi-major axis of 3.4 AU, completing one revolution every 7.4 years.ridanus. Discovered…

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        Pleiades: anatomy of a star cluster

        Gerd DaniJune 14, 2021March 28, 20260

        The Pleiades also known as the Seven Sisters and Messier 45, are an open star cluster containing middle-aged, hot B-type…

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          Ganymede is back!

          Gerd DaniJune 14, 2021March 28, 20260

          It has been over twenty years since we had received such a close-up image of the surface of Ganymede, Jupiter’s…

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            This is Prometheus

            Gerd DaniJune 13, 2021March 28, 20260

            Prometheus is a small moon of Saturn that was discovered from images taken by the Voyager 1 spacecraft in 1980…

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              The Fried Egg Galaxy

              Gerd DaniJune 11, 2021March 28, 20260

              NGC 7742 (also known as UGC 12760) is a spiral galaxy, located at a distance of around 72 million light…

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                HXMM01 starburst galaxy

                Gerd DaniJune 9, 2021March 28, 20260

                1HERMES S250 J022016.5-060143 (and also known as HXMM01) is a starburst galaxy, located at a distance of around 11 billion…

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                  The Westbrook nebula

                  Gerd DaniJune 8, 2021March 28, 20260

                  The Westbrook Nebula (also known as CRL 618 and PK166-06) is a bipolar protoplanetary nebula, located at a distance of…

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                    These Are Some Of The Closest and Incredible Ever Images Of Saturn That Cassini Ever Captured

                    Gerd DaniJune 7, 2021March 28, 20260

                    NASA’s Cassini probe is plunging to its death. The nuclear-powered spacecraft has orbited Saturn for 13 years, and sent back…

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                      Planetary nebula NGC 2022

                      Gerd DaniJune 7, 2021March 28, 20260

                      This beautiful circular-shaped object is the planetary nebula NGC 2022, 8,000 light-years away from Earth and visible in the constellation…

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