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#cosmochemistry — Public Fediverse posts

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  1. Recent laboratory experiments and chemical modeling of iron meteorite crystallization reveal that the earliest planetary bodies (planetesimals) possessed distinct nitrogen and phosphorus ratios, reshaping our understanding of how life-essential elements were distributed in the young solar system.
    #PlanetaryScience #Cosmochemistry #Astrophysics #EarthSystemsScience #sflorg
    sflorg.com/2026/06/ps06042601.

  2. Recent laboratory experiments and chemical modeling of iron meteorite crystallization reveal that the earliest planetary bodies (planetesimals) possessed distinct nitrogen and phosphorus ratios, reshaping our understanding of how life-essential elements were distributed in the young solar system.
    #PlanetaryScience #Cosmochemistry #Astrophysics #EarthSystemsScience #sflorg
    sflorg.com/2026/06/ps06042601.

  3. Recent laboratory experiments and chemical modeling of iron meteorite crystallization reveal that the earliest planetary bodies (planetesimals) possessed distinct nitrogen and phosphorus ratios, reshaping our understanding of how life-essential elements were distributed in the young solar system.
    #PlanetaryScience #Cosmochemistry #Astrophysics #EarthSystemsScience #sflorg
    sflorg.com/2026/06/ps06042601.

  4. Recent laboratory experiments and chemical modeling of iron meteorite crystallization reveal that the earliest planetary bodies (planetesimals) possessed distinct nitrogen and phosphorus ratios, reshaping our understanding of how life-essential elements were distributed in the young solar system.
    #PlanetaryScience #Cosmochemistry #Astrophysics #EarthSystemsScience #sflorg
    sflorg.com/2026/06/ps06042601.

  5. Recent laboratory experiments and chemical modeling of iron meteorite crystallization reveal that the earliest planetary bodies (planetesimals) possessed distinct nitrogen and phosphorus ratios, reshaping our understanding of how life-essential elements were distributed in the young solar system.
    #PlanetaryScience #Cosmochemistry #Astrophysics #EarthSystemsScience #sflorg
    sflorg.com/2026/06/ps06042601.

  6. A bright #fireball crossed the evening sky over north-western Europe on Sunday and was widely observed across Belgium, France, Luxembourg, the Netherlands, and Germany. The object was detected by the #AllSky7 network, a system of automated sky cameras used to track #meteors and recover #meteorites. Using multiple recordings, researchers reconstructed the #trajectory of the incoming #meteoroid.
    The object was first detected at an altitude of about 85 km, where atmospheric entry produced intense heating and light emission. During its approximately six-second passage, several flashes occurred as the body fragmented. Each fragmentation event likely produced between 10 and 100 #meteorites, meaning the original body broke into many pieces during #atmosphericEntry.
    Based on brightness and duration, astronomers estimate the original #meteoroid had a diameter of roughly 1–3 meters. Objects of this size impact Earth relatively frequently, approximately once every two weeks, although most fall into oceans or sparsely populated regions.
    Fragments slowed rapidly due to #atmosphericDrag, reducing their velocity from initial ~61,000 km/h in space to roughly ≤700 km/h before reaching the ground. Despite this deceleration, surviving #meteorites can still cause structural damage.
    In this case, at least one fragment struck a house in Koblenz (Germany), penetrating the roof and landing inside a bedroom that was fortunately unoccupied. No injuries were reported. The unusual aspect of the event is therefore the impact occurring in a populated urban area, whereas most meteorite falls occur unnoticed in remote regions.
    The calculated fall zone is now being searched by meteorite hunters and scientists, as recovered fragments may provide #cosmochemistry evidence about the early #SolarSystem and the composition of #asteroids.

    nytimes.com/es/2026/03/10/espa

  7. Are you an academic teacher or a researcher in solar system science or a related field interested in pointing your students to exciting PhD opportunities with us? Would you like to receive our Calls for applications (between one to four times per year) and notifications about new PhD project openings by e-mail so you can forward them to your students? Or are you a student who would like to receive such notifications?

    Then we invite you to sign up to our mailing list at

    listserv.gwdg.de/mailman/listi

    Or follow the RSS feed by adding .rss to the url at

    mps.mpg.de/newsroom/Open%20PhD

    or follow

    @www.mps.mpg.de.newsroom.open.20phd.20project.en.rss

    🔁 Feel free to boost and share via any other channels too.

    @maxplanckgesellschaft @unigoettingen @tubraunschweig

    #imprs #mpsgoettingen #unigoettingen #tubraunschweig #phd #astrodon #solarsystem #cosmochemistry #solarphysics #space #jobs

  8. Are you an academic teacher or a researcher in solar system science or a related field interested in pointing your students to exciting PhD opportunities with us? Would you like to receive our Calls for applications (between one to four times per year) and notifications about new PhD project openings by e-mail so you can forward them to your students? Or are you a student who would like to receive such notifications?

    Then we invite you to sign up to our mailing list at

    listserv.gwdg.de/mailman/listi

    Or follow the RSS feed by adding .rss to the url at

    mps.mpg.de/newsroom/Open%20PhD

    or follow

    @www.mps.mpg.de.newsroom.open.20phd.20project.en.rss

    🔁 Feel free to boost and share via any other channels too.

    @maxplanckgesellschaft @unigoettingen @tubraunschweig

    #imprs #mpsgoettingen #unigoettingen #tubraunschweig #phd #astrodon #solarsystem #cosmochemistry #solarphysics #space #jobs

  9. Are you an academic teacher or a researcher in solar system science or a related field interested in pointing your students to exciting PhD opportunities with us? Would you like to receive our Calls for applications (between one to four times per year) and notifications about new PhD project openings by e-mail so you can forward them to your students? Or are you a student who would like to receive such notifications?

    Then we invite you to sign up to our mailing list at

    listserv.gwdg.de/mailman/listi

    Or follow the RSS feed by adding .rss to the url at

    mps.mpg.de/newsroom/Open%20PhD

    or follow

    @www.mps.mpg.de.newsroom.open.20phd.20project.en.rss

    🔁 Feel free to boost and share via any other channels too.

    @maxplanckgesellschaft @unigoettingen @tubraunschweig

    #imprs #mpsgoettingen #unigoettingen #tubraunschweig #phd #astrodon #solarsystem #cosmochemistry #solarphysics #space #jobs

  10. Are you an academic teacher or a researcher in solar system science or a related field interested in pointing your students to exciting PhD opportunities with us? Would you like to receive our Calls for applications (between one to four times per year) and notifications about new PhD project openings by e-mail so you can forward them to your students? Or are you a student who would like to receive such notifications?

    Then we invite you to sign up to our mailing list at

    listserv.gwdg.de/mailman/listi

    Or follow the RSS feed by adding .rss to the url at

    mps.mpg.de/newsroom/Open%20PhD

    or follow

    @www.mps.mpg.de.newsroom.open.20phd.20project.en.rss

    🔁 Feel free to boost and share via any other channels too.

    @maxplanckgesellschaft @unigoettingen @tubraunschweig

    #imprs #mpsgoettingen #unigoettingen #tubraunschweig #phd #astrodon #solarsystem #cosmochemistry #solarphysics #space #jobs

  11. Are you an academic teacher or a researcher in solar system science or a related field interested in pointing your students to exciting PhD opportunities with us? Would you like to receive our Calls for applications (between one to four times per year) and notifications about new PhD project openings by e-mail so you can forward them to your students? Or are you a student who would like to receive such notifications?

    Then we invite you to sign up to our mailing list at

    listserv.gwdg.de/mailman/listi

    Or follow the RSS feed by adding .rss to the url at

    mps.mpg.de/newsroom/Open%20PhD

    or follow

    @www.mps.mpg.de.newsroom.open.20phd.20project.en.rss

    🔁 Feel free to boost and share via any other channels too.

    @maxplanckgesellschaft @unigoettingen @tubraunschweig

    #imprs #mpsgoettingen #unigoettingen #tubraunschweig #phd #astrodon #solarsystem #cosmochemistry #solarphysics #space #jobs

  12. CW: job ad, postdoc cosmochemistry

    The Planetary Science Department invites applications for the position of a Postdoctoral researcher (f/m/d) in Cosmochemistry. As part of the Planetary Materials research group the postdoc will investigate the history of the Solar System and the formation and differentiation of planets through laboratory analyses of extraterrestrial samples. karriere.mps.mpg.de/jobposting

    Deadline 14 July, Payscale E13

    #postdoc #hiring #jobad #mpsgoettingen #cosmochemistry #solarsystem

  13. CW: job ad, postdoc cosmochemistry

    The Planetary Science Department invites applications for the position of a Postdoctoral researcher (f/m/d) in Cosmochemistry. As part of the Planetary Materials research group the postdoc will investigate the history of the Solar System and the formation and differentiation of planets through laboratory analyses of extraterrestrial samples. karriere.mps.mpg.de/jobposting

    Deadline 14 July, Payscale E13

    #postdoc #hiring #jobad #mpsgoettingen #cosmochemistry #solarsystem

  14. CW: job ad, postdoc cosmochemistry

    The Planetary Science Department invites applications for the position of a Postdoctoral researcher (f/m/d) in Cosmochemistry. As part of the Planetary Materials research group the postdoc will investigate the history of the Solar System and the formation and differentiation of planets through laboratory analyses of extraterrestrial samples. karriere.mps.mpg.de/jobposting

    Deadline 14 July, Payscale E13

    #postdoc #hiring #jobad #mpsgoettingen #cosmochemistry #solarsystem

  15. CW: job ad, postdoc cosmochemistry

    The Planetary Science Department invites applications for the position of a Postdoctoral researcher (f/m/d) in Cosmochemistry. As part of the Planetary Materials research group the postdoc will investigate the history of the Solar System and the formation and differentiation of planets through laboratory analyses of extraterrestrial samples. karriere.mps.mpg.de/jobposting

    Deadline 14 July, Payscale E13

    #postdoc #hiring #jobad #mpsgoettingen #cosmochemistry #solarsystem

  16. CW: job ad, postdoc cosmochemistry

    The Planetary Science Department invites applications for the position of a Postdoctoral researcher (f/m/d) in Cosmochemistry. As part of the Planetary Materials research group the postdoc will investigate the history of the Solar System and the formation and differentiation of planets through laboratory analyses of extraterrestrial samples. karriere.mps.mpg.de/jobposting

    Deadline 14 July, Payscale E13

    #postdoc #hiring #jobad #mpsgoettingen #cosmochemistry #solarsystem

  17. #Venus doesn't have much (if any) #calcite, no limestone, and little if any other carbonates.

    Those carbonates instead are CO2 in Venus' atmosphere -over 90 times our atmospheric pressure. This gives Venus a surface temperature of 475°C.

    Poor Venus.

    Calcite for a habitable planet!

    #MinCup23 #SolarSystem #CosmoChemistry

  18. doesn't have much (if any) , no limestone, and little if any other carbonates.

    Those carbonates instead are CO2 in Venus' atmosphere -over 90 times our atmospheric pressure. This gives Venus a surface temperature of 475°C.

    Poor Venus.

    Calcite for a habitable planet!

  19. #Venus doesn't have much (if any) #calcite, no limestone, and little if any other carbonates.

    Those carbonates instead are CO2 in Venus' atmosphere -over 90 times our atmospheric pressure. This gives Venus a surface temperature of 475°C.

    Poor Venus.

    Calcite for a habitable planet!

    #MinCup23 #SolarSystem #CosmoChemistry

  20. #Venus doesn't have much (if any) #calcite, no limestone, and little if any other carbonates.

    Those carbonates instead are CO2 in Venus' atmosphere -over 90 times our atmospheric pressure. This gives Venus a surface temperature of 475°C.

    Poor Venus.

    Calcite for a habitable planet!

    #MinCup23 #SolarSystem #CosmoChemistry

  21. #Venus doesn't have much (if any) #calcite, no limestone, and little if any other carbonates.

    Those carbonates instead are CO2 in Venus' atmosphere -over 90 times our atmospheric pressure. This gives Venus a surface temperature of 475°C.

    Poor Venus.

    Calcite for a habitable planet!

    #MinCup23 #SolarSystem #CosmoChemistry

  22. Some #corundum on Earth is older than our solar-system; these pre-solar grains are found in some chondritic meteorites. Oxygen isotopes reveal that they formed in the puffed-off atmospheres of old red-giant stars. From Frisch et al. 2005.
    #MinCup23 #Cosmochemistry #Meteorites

  23. Some on Earth is older than our solar-system; these pre-solar grains are found in some chondritic meteorites. Oxygen isotopes reveal that they formed in the puffed-off atmospheres of old red-giant stars. From Frisch et al. 2005.

  24. Some #corundum on Earth is older than our solar-system; these pre-solar grains are found in some chondritic meteorites. Oxygen isotopes reveal that they formed in the puffed-off atmospheres of old red-giant stars. From Frisch et al. 2005.
    #MinCup23 #Cosmochemistry #Meteorites

  25. Some #corundum on Earth is older than our solar-system; these pre-solar grains are found in some chondritic meteorites. Oxygen isotopes reveal that they formed in the puffed-off atmospheres of old red-giant stars. From Frisch et al. 2005.
    #MinCup23 #Cosmochemistry #Meteorites

  26. Some #corundum on Earth is older than our solar-system; these pre-solar grains are found in some chondritic meteorites. Oxygen isotopes reveal that they formed in the puffed-off atmospheres of old red-giant stars. From Frisch et al. 2005.
    #MinCup23 #Cosmochemistry #Meteorites

  27. We have #Moissanite crystals that formed in other stars! Dissolve some meteorites almost completely, and some of the residue is SiC -these grains have carbon and silicon isotopes produced in red giant stars and supernova; from before our solar system formed. See Larry Nittler's (now at Arizona State University #ASU) presentation:
    oca.eu/images/LAGRANGE/EcolesT
    #MinCup23 #Cosmochemistry #Stardust

  28. We have crystals that formed in other stars! Dissolve some meteorites almost completely, and some of the residue is SiC -these grains have carbon and silicon isotopes produced in red giant stars and supernova; from before our solar system formed. See Larry Nittler's (now at Arizona State University ) presentation:
    oca.eu/images/LAGRANGE/EcolesT

  29. We have #Moissanite crystals that formed in other stars! Dissolve some meteorites almost completely, and some of the residue is SiC -these grains have carbon and silicon isotopes produced in red giant stars and supernova; from before our solar system formed. See Larry Nittler's (now at Arizona State University #ASU) presentation:
    oca.eu/images/LAGRANGE/EcolesT
    #MinCup23 #Cosmochemistry #Stardust

  30. We have #Moissanite crystals that formed in other stars! Dissolve some meteorites almost completely, and some of the residue is SiC -these grains have carbon and silicon isotopes produced in red giant stars and supernova; from before our solar system formed. See Larry Nittler's (now at Arizona State University #ASU) presentation:
    oca.eu/images/LAGRANGE/EcolesT
    #MinCup23 #Cosmochemistry #Stardust

  31. We have #Moissanite crystals that formed in other stars! Dissolve some meteorites almost completely, and some of the residue is SiC -these grains have carbon and silicon isotopes produced in red giant stars and supernova; from before our solar system formed. See Larry Nittler's (now at Arizona State University #ASU) presentation:
    oca.eu/images/LAGRANGE/EcolesT
    #MinCup23 #Cosmochemistry #Stardust

  32. How do you abbreviate "weight percent"?

    And if you can, please provide me with a link to a style guide that motivates your choice!

    #geochemistry #cosmochemistry #publishing #grammar #astrodon #EarthScience

  33. How do you abbreviate "weight percent"?

    And if you can, please provide me with a link to a style guide that motivates your choice!

  34. How do you abbreviate "weight percent"?

    And if you can, please provide me with a link to a style guide that motivates your choice!

    #geochemistry #cosmochemistry #publishing #grammar #astrodon #EarthScience