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Search results for tag #nature

[?]Nick East (Indie Writer) » 🌐
@NickEast_IndieWriter@mastodon.art

Pretty good start of September after a summer of really weird weather... 🤔

@nature @photography @geography @ecology @hiking



Sunny picture of the restored wetland near my apartment.

Alt...Sunny picture of the restored wetland near my apartment.

[?]Michigander :toad: » 🌐
@Michigander@toad.social

Clouds on a lake

Alt...Reflection of a grey cloud with a blue sky on a a lake surface that is slowly moving making the clouds gets larger and smaller. Or maybe the picture is static and you are just high.

    [?]grobi » 🌐
    @grobi@defcon.social

    2025 September 2

    The Horsehead and Flame Nebulas
    * Image Credit & Copyright: Daniel Stern
    instagram.com/messierchaser/

    Explanation:
    The Horsehead Nebula is one of the most famous nebulae on the sky. It is visible as the dark indentation to the orange emission nebula at the far right of the featured picture. The horse-head feature is dark because it is really an opaque dust cloud that lies in front of the bright emission nebula. Like clouds in Earth's atmosphere, this cosmic cloud has assumed a recognizable shape by chance. After many thousands of years, the internal motions of the cloud will surely alter its appearance. The emission nebula's orange color is caused by electrons recombining with protons to form hydrogen atoms. Toward the lower left of the image is the Flame Nebula, an orange-tinged nebula that also contains intricate filaments of dark dust.

    en.wikipedia.org/wiki/Horsehea
    en.wikipedia.org/wiki/Emission
    astronomy.swin.edu.au/cosmos/E

    home.cern/news/news/physics/pr
    periodic.lanl.gov/1.shtml
    history.aip.org/exhibits/elect
    apod.nasa.gov/apod/ap030706.ht
    nasa.gov/image-article/earths-

    apod.nasa.gov/apod/ap250902.ht

    2025 September 2

A starfield is shown with bright and dark nebulae of different shapes and colors.

The Horsehead and Flame Nebulas
 * Image Credit & Copyright: Daniel Stern

Explanation: 
The Horsehead Nebula is one of the most famous nebulae on the sky. It is visible as the dark indentation to the orange emission nebula at the far right of the featured picture. The horse-head feature is dark because it is really an opaque dust cloud that lies in front of the bright emission nebula. Like clouds in Earth's atmosphere, this cosmic cloud has assumed a recognizable shape by chance. After many thousands of years, the internal motions of the cloud will surely alter its appearance. The emission nebula's orange color is caused by electrons recombining with protons to form hydrogen atoms. Toward the lower left of the image is the Flame Nebula, an orange-tinged nebula that also contains intricate filaments of dark dust. 

Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (UMCP)
NASA Official: Amber Straughn Specific rights apply.
NASA Web Privacy, Accessibility, Notices;
A service of: ASD at NASA / GSFC,
NASA Science Activation
& Michigan Tech. U.

    Alt...2025 September 2 A starfield is shown with bright and dark nebulae of different shapes and colors. The Horsehead and Flame Nebulas * Image Credit & Copyright: Daniel Stern Explanation: The Horsehead Nebula is one of the most famous nebulae on the sky. It is visible as the dark indentation to the orange emission nebula at the far right of the featured picture. The horse-head feature is dark because it is really an opaque dust cloud that lies in front of the bright emission nebula. Like clouds in Earth's atmosphere, this cosmic cloud has assumed a recognizable shape by chance. After many thousands of years, the internal motions of the cloud will surely alter its appearance. The emission nebula's orange color is caused by electrons recombining with protons to form hydrogen atoms. Toward the lower left of the image is the Flame Nebula, an orange-tinged nebula that also contains intricate filaments of dark dust. Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (UMCP) NASA Official: Amber Straughn Specific rights apply. NASA Web Privacy, Accessibility, Notices; A service of: ASD at NASA / GSFC, NASA Science Activation & Michigan Tech. U.

      [?]Sharon Cummings Art (Official) » 🌐
      @SharonCummingsArt@socel.net

      [?]Lisa S Baker Art (Back Up) » 🌐
      @LisaSBaker@mastodon.world

      Autumn Reflections 2: 1-lisas-baker.pixels.com/featu

      Autumn Reflections / Landscape Art by Lisa S Baker. The serene landscape showcases vibrant autumn foliage with a single tree standing boldly by the water's edge. Its reflection in the still water is beautifully mirrored alongside lush grasses and evergreen trees. The composition captures the peaceful essence of a quiet, fall afternoon.

      Alt...Autumn Reflections / Landscape Art by Lisa S Baker. The serene landscape showcases vibrant autumn foliage with a single tree standing boldly by the water's edge. Its reflection in the still water is beautifully mirrored alongside lush grasses and evergreen trees. The composition captures the peaceful essence of a quiet, fall afternoon.

        [?]grobi » 🌐
        @grobi@defcon.social

        List of TOPICS> No2

        will be editet soon .. see TOPIC> List No. 1, which contains all currently available TOPICs please.

        © folks who

        youtube.com/watch?v=EXg8MOqbZNI

        grobi presents the protest song "Sabotage Is Sex" by Ministry feat. Jello Biafra. He rides through time and space sitting the wrong way around on his horse and has a bolt cutter ready, while his friend, the horse, is already wearing a gas mask, because you never know for sure... like two scouts "always ready to help" with open eyes, hearts and cheerful cheers, they have backup from "Graviti's Grin" or flippantly called the "Cheshire Cat Galaxy Group" grobi also wears glasses with "Gravity Lenses" made of "Dark Matter", with which he sees through the enemies of freedom and humanity.

© folks who #resist

        Alt...grobi presents the protest song "Sabotage Is Sex" by Ministry feat. Jello Biafra. He rides through time and space sitting the wrong way around on his horse and has a bolt cutter ready, while his friend, the horse, is already wearing a gas mask, because you never know for sure... like two scouts "always ready to help" with open eyes, hearts and cheerful cheers, they have backup from "Graviti's Grin" or flippantly called the "Cheshire Cat Galaxy Group" grobi also wears glasses with "Gravity Lenses" made of "Dark Matter", with which he sees through the enemies of freedom and humanity. © folks who #resist

          [?]grobi » 🌐
          @grobi@defcon.social

          Wolf-Rayet Star 124: Stellar Wind Machine
          * Image Credit: Hubble Legacy Archive, NASA, ESA; Processing & License: Judy Schmidt
          hla.stsci.edu/
          nasa.gov/
          esa.int/
          flickr.com/photos/geckzilla/

          Explanation:
          Some stars explode in slow motion. Rare, massive Wolf-Rayet stars are so tumultuous and hot that they are slowly disintegrating right before our telescopes. Glowing gas globs each typically over 30 times more massive than the Earth are being expelled by violent stellar winds. Wolf-Rayet star WR 124, visible near the featured image center and spanning six light years across, is thus creating the surrounding nebula known as M1-67. Details of why this star has been slowly blowing itself apart over the past 20,000 years remains a topic of research. WR 124 lies 15,000 light-years away towards the constellation of the Arrow (Sagitta). The fate of any given Wolf-Rayet star likely depends on how massive it is, but many are thought to end their lives with spectacular explosions such as supernovas or gamma-ray bursts.
          en.wikipedia.org/wiki/Wolf%E2%
          en.wikipedia.org/wiki/WR_124
          flickr.com/photos/geckzilla/14
          syfy.com/syfy-wire/a-massive-v

          youtube.com/watch?v=aysiMbgml5
          ui.adsabs.harvard.edu/abs/1985
          science.nasa.gov/universe/gamm
          hawastsoc.org/deepsky/sge/

          chandra.harvard.edu/photo/cosm
          apod.nasa.gov/apod/ap000318.ht

          spaceplace.nasa.gov/constellat
          universetoday.com/24736/wolf-r
          science.nasa.gov/earth/facts/

          apod.nasa.gov/apod/ap250203.ht

          2025 February 3
A starfield is shown with a large spherical nebula in the center. The nebula shows a great deal of internal structure. Please see the explanation for more detailed information.

Wolf-Rayet Star 124: Stellar Wind Machine
 * Image Credit: Hubble Legacy Archive, NASA, ESA; Processing & License: Judy Schmidt

Explanation: 
Some stars explode in slow motion. Rare, massive Wolf-Rayet stars are so tumultuous and hot that they are slowly disintegrating right before our telescopes. Glowing gas globs each typically over 30 times more massive than the Earth are being expelled by violent stellar winds. Wolf-Rayet star WR 124, visible near the featured image center and spanning six light years across, is thus creating the surrounding nebula known as M1-67. Details of why this star has been slowly blowing itself apart over the past 20,000 years remains a topic of research. WR 124 lies 15,000 light-years away towards the constellation of the Arrow (Sagitta). The fate of any given Wolf-Rayet star likely depends on how massive it is, but many are thought to end their lives with spectacular explosions such as supernovas or gamma-ray bursts. 

Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (UMCP)
NASA Official: Amber Straughn Specific rights apply.
NASA Web Privacy, Accessibility, Notices;
A service of: ASD at NASA / GSFC,
NASA Science Activation
& Michigan Tech. U.

          Alt...2025 February 3 A starfield is shown with a large spherical nebula in the center. The nebula shows a great deal of internal structure. Please see the explanation for more detailed information. Wolf-Rayet Star 124: Stellar Wind Machine * Image Credit: Hubble Legacy Archive, NASA, ESA; Processing & License: Judy Schmidt Explanation: Some stars explode in slow motion. Rare, massive Wolf-Rayet stars are so tumultuous and hot that they are slowly disintegrating right before our telescopes. Glowing gas globs each typically over 30 times more massive than the Earth are being expelled by violent stellar winds. Wolf-Rayet star WR 124, visible near the featured image center and spanning six light years across, is thus creating the surrounding nebula known as M1-67. Details of why this star has been slowly blowing itself apart over the past 20,000 years remains a topic of research. WR 124 lies 15,000 light-years away towards the constellation of the Arrow (Sagitta). The fate of any given Wolf-Rayet star likely depends on how massive it is, but many are thought to end their lives with spectacular explosions such as supernovas or gamma-ray bursts. Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (UMCP) NASA Official: Amber Straughn Specific rights apply. NASA Web Privacy, Accessibility, Notices; A service of: ASD at NASA / GSFC, NASA Science Activation & Michigan Tech. U.