Prof. Carl E. Fields 💥
@carlnotsagan.github.io
Computational Astrophysicist and Assistant Professor @uarizona.bsky.social & @stewardobservatory.bsky.social. #Forbes30u30, Science 2021. He/Him. carlnotsagan.github.io.
Pinned
Postdoctoral Research Associate I Computational Stellar Astrophysics (Steward Observatory) | American Astronomical Society
The University of Arizona (U of A) Department of Astronomy and Steward Observatory (SO) invites applications for a Postdoctoral Research Associate. The successful candidate will work with Professor Ca...
aas.org
i’m excited to announce that i am hiring (again)!
i am looking for a postdoc in computational astrophysics that’s excited about models of stellar transients and multi-messenger astronomy to join my group (star stuff @ steward) at @uarizona.bsky.social!
apply here ✨💥: aas.org/jobregister/...
i am looking for a postdoc in computational astrophysics that’s excited about models of stellar transients and multi-messenger astronomy to join my group (star stuff @ steward) at @uarizona.bsky.social!
apply here ✨💥: aas.org/jobregister/...
i’m excited to announce that i am hiring (again)!
i am looking for a postdoc in computational astrophysics that’s excited about models of stellar transients and multi-messenger astronomy to join my group (star stuff @ steward) at @uarizona.bsky.social!
apply here ✨💥: aas.org/jobregister/...
i am looking for a postdoc in computational astrophysics that’s excited about models of stellar transients and multi-messenger astronomy to join my group (star stuff @ steward) at @uarizona.bsky.social!
apply here ✨💥: aas.org/jobregister/...
Postdoctoral Research Associate I Computational Stellar Astrophysics (Steward Observatory) | American Astronomical Society
The University of Arizona (U of A) Department of Astronomy and Steward Observatory (SO) invites applications for a Postdoctoral Research Associate. The successful candidate will work with Professor Ca...
aas.org
November 10, 2025 at 10:25 PM
i’m excited to announce that i am hiring (again)!
i am looking for a postdoc in computational astrophysics that’s excited about models of stellar transients and multi-messenger astronomy to join my group (star stuff @ steward) at @uarizona.bsky.social!
apply here ✨💥: aas.org/jobregister/...
i am looking for a postdoc in computational astrophysics that’s excited about models of stellar transients and multi-messenger astronomy to join my group (star stuff @ steward) at @uarizona.bsky.social!
apply here ✨💥: aas.org/jobregister/...
Reposted by Prof. Carl E. Fields 💥
Happy to share that our book on computing in physics education has just dropped, @ioppublishing.bsky.social
You can get all the chapters written by some of incredible colleagues who are improving physics education through computing right now.
iopscience.iop.org/book/edit/97...
#iteachphysics
You can get all the chapters written by some of incredible colleagues who are improving physics education through computing right now.
iopscience.iop.org/book/edit/97...
#iteachphysics
Integrating Computing into the Undergraduate Physics Curriculum - Book - IOPscience
iopscience.iop.org
October 24, 2025 at 1:37 PM
Happy to share that our book on computing in physics education has just dropped, @ioppublishing.bsky.social
You can get all the chapters written by some of incredible colleagues who are improving physics education through computing right now.
iopscience.iop.org/book/edit/97...
#iteachphysics
You can get all the chapters written by some of incredible colleagues who are improving physics education through computing right now.
iopscience.iop.org/book/edit/97...
#iteachphysics
Reposted by Prof. Carl E. Fields 💥
Come join us at a fantastic physics department in the great PNW!
The Oregon State University Department of Physics is looking to hire a tenure-track faculty in theoretical/computational condensed matter physics. Full consideration deadline: November 5th, 2025.
jobs.oregonstate.edu/postings/173...
The Oregon State University Department of Physics is looking to hire a tenure-track faculty in theoretical/computational condensed matter physics. Full consideration deadline: November 5th, 2025.
jobs.oregonstate.edu/postings/173...
Assistant/Associate/Full Professor (Physics)
The Department of Physics at Oregon State University (OSU) is seeking an Assistant, Associate, or Full Professor. This is a full-time (1.00 FTE), 9-month, tenure/tenure-track faculty position.Any hiri...
jobs.oregonstate.edu
October 14, 2025 at 9:57 PM
Come join us at a fantastic physics department in the great PNW!
The Oregon State University Department of Physics is looking to hire a tenure-track faculty in theoretical/computational condensed matter physics. Full consideration deadline: November 5th, 2025.
jobs.oregonstate.edu/postings/173...
The Oregon State University Department of Physics is looking to hire a tenure-track faculty in theoretical/computational condensed matter physics. Full consideration deadline: November 5th, 2025.
jobs.oregonstate.edu/postings/173...
Reposted by Prof. Carl E. Fields 💥
Glad to see an amazing astronomer on the list of MacArthur awards this year - congrats to Kareem El-Badry! 🔭
www.macfound.org/fellows/clas...
www.macfound.org/fellows/clas...
Kareem El-Badry
Expanding our knowledge of binary star systems, black holes, and other wonders of the universe.
www.macfound.org
October 9, 2025 at 4:37 PM
Glad to see an amazing astronomer on the list of MacArthur awards this year - congrats to Kareem El-Badry! 🔭
www.macfound.org/fellows/clas...
www.macfound.org/fellows/clas...
Reposted by Prof. Carl E. Fields 💥
Enrico Fermi, one of the foremost physicists of the 20th century, was born #OTD in 1901. While most physicists focus on either experiment or theory, Fermi excelled at both.
Now, estimate how many new physicists will be born today. 🧪 ⚛️ 🎢 (1/n)
Image: New York Public Library
Now, estimate how many new physicists will be born today. 🧪 ⚛️ 🎢 (1/n)
Image: New York Public Library
September 29, 2025 at 1:52 PM
Enrico Fermi, one of the foremost physicists of the 20th century, was born #OTD in 1901. While most physicists focus on either experiment or theory, Fermi excelled at both.
Now, estimate how many new physicists will be born today. 🧪 ⚛️ 🎢 (1/n)
Image: New York Public Library
Now, estimate how many new physicists will be born today. 🧪 ⚛️ 🎢 (1/n)
Image: New York Public Library
Reposted by Prof. Carl E. Fields 💥
Astronomy 🔭 and physics ⚛️ GRFP applications are due Nov 14! Only seniors and 1st-year grad students can apply now (no second years).
New: After a long wait, the GRFP solicitation is live! Deadlines have been extended to early November, so applicants have a bit over a month to submit. www.nsf.gov/funding/oppo...
NSF Graduate Research Fellowship Program (GRFP)
www.nsf.gov
September 26, 2025 at 4:28 PM
Astronomy 🔭 and physics ⚛️ GRFP applications are due Nov 14! Only seniors and 1st-year grad students can apply now (no second years).
Reposted by Prof. Carl E. Fields 💥
Neutron stars are born running, and recent research explores just how fast they start off. aasnova.org/2025/09/24/k... 🔭🧪
Kicking Neutron Stars from the Nest
Neutron stars are born running, and recent research explores just how fast they start off.
aasnova.org
September 24, 2025 at 4:25 PM
Neutron stars are born running, and recent research explores just how fast they start off. aasnova.org/2025/09/24/k... 🔭🧪
Reposted by Prof. Carl E. Fields 💥
Got my physical copy!
September 16, 2025 at 1:44 AM
Got my physical copy!
Reposted by Prof. Carl E. Fields 💥
NSF Astronomy & Astrophysics Postdoc Fellowship apps are OPEN! 🔭 However, app only appears on research.gov if your role "Proposed Postdoctoral Fellow"! Click "Proposals", "Prepare and Submit Proposals", then "Prepare New". If you do not see NSF 22-621, change role to "Proposed Postdoctoral Fellow"!
September 11, 2025 at 5:53 PM
NSF Astronomy & Astrophysics Postdoc Fellowship apps are OPEN! 🔭 However, app only appears on research.gov if your role "Proposed Postdoctoral Fellow"! Click "Proposals", "Prepare and Submit Proposals", then "Prepare New". If you do not see NSF 22-621, change role to "Proposed Postdoctoral Fellow"!
Reposted by Prof. Carl E. Fields 💥
The GRFP lives!! (due end of October)
www.nsf.gov/funding/oppo...
www.nsf.gov/funding/oppo...
NSF Graduate Research Fellowship Program (GRFP)
www.nsf.gov
September 8, 2025 at 6:23 PM
The GRFP lives!! (due end of October)
www.nsf.gov/funding/oppo...
www.nsf.gov/funding/oppo...
Reposted by Prof. Carl E. Fields 💥
you already know all my tricks from my online notes, but I do have some stuff buried in homeworks, like this exercise of fitting to Cephids:
zingale.github.io/computationa...
zingale.github.io/computationa...
Homework 6 — AST 390: Computational Astrophysics
zingale.github.io
August 27, 2025 at 1:39 PM
you already know all my tricks from my online notes, but I do have some stuff buried in homeworks, like this exercise of fitting to Cephids:
zingale.github.io/computationa...
zingale.github.io/computationa...
first day of year 2 as an assistant prof done ✅.
very excited to be teaching 29 very bright undergraduate students in our upper level stars course this semester!
ps. looking for engaging in class exercises for the 3rd/4th year level, so please share what has worked for you in the past! 🙏🏽
very excited to be teaching 29 very bright undergraduate students in our upper level stars course this semester!
ps. looking for engaging in class exercises for the 3rd/4th year level, so please share what has worked for you in the past! 🙏🏽
August 26, 2025 at 11:10 PM
first day of year 2 as an assistant prof done ✅.
very excited to be teaching 29 very bright undergraduate students in our upper level stars course this semester!
ps. looking for engaging in class exercises for the 3rd/4th year level, so please share what has worked for you in the past! 🙏🏽
very excited to be teaching 29 very bright undergraduate students in our upper level stars course this semester!
ps. looking for engaging in class exercises for the 3rd/4th year level, so please share what has worked for you in the past! 🙏🏽
Reposted by Prof. Carl E. Fields 💥
Results from the first part of our fourth LIGO @egovirgo.bsky.social KAGRA observing run are out today!
We're pleased to share the largest catalog of gravitational-wave observations with more discoveries of black holes and neutron stars
📰 arxiv.org/abs/2508.18082
🔭🧪⚛️☄️ #GWTC4
We're pleased to share the largest catalog of gravitational-wave observations with more discoveries of black holes and neutron stars
📰 arxiv.org/abs/2508.18082
🔭🧪⚛️☄️ #GWTC4
August 26, 2025 at 8:27 AM
Results from the first part of our fourth LIGO @egovirgo.bsky.social KAGRA observing run are out today!
We're pleased to share the largest catalog of gravitational-wave observations with more discoveries of black holes and neutron stars
📰 arxiv.org/abs/2508.18082
🔭🧪⚛️☄️ #GWTC4
We're pleased to share the largest catalog of gravitational-wave observations with more discoveries of black holes and neutron stars
📰 arxiv.org/abs/2508.18082
🔭🧪⚛️☄️ #GWTC4
Reposted by Prof. Carl E. Fields 💥
once again reminded how much the grad school experience is shaped by your phd supervisor, and thanking the universe for my mentors. If I can do for my students what my advisor did for me, I’ll call myself a success 🙏🏽
August 26, 2025 at 3:45 AM
once again reminded how much the grad school experience is shaped by your phd supervisor, and thanking the universe for my mentors. If I can do for my students what my advisor did for me, I’ll call myself a success 🙏🏽
Reposted by Prof. Carl E. Fields 💥
Sometimes I lose faith in the book but then I go in to do a little edit and I’m like wow, I love this book
I hope you will too 🤓
www.penguinrandomhouse.com/books/746817...
I hope you will too 🤓
www.penguinrandomhouse.com/books/746817...
The Edge of Space-Time by Chanda Prescod-Weinstein: 9780593701683 | PenguinRandomHouse.com: Books
A fresh, charming, socially conscious tour of the mysteries of space-time, from the award-winning author of The Disordered Cosmos In her highly acclaimed debut, distinguished cosmologist and particle...
www.penguinrandomhouse.com
August 20, 2025 at 1:24 AM
Sometimes I lose faith in the book but then I go in to do a little edit and I’m like wow, I love this book
I hope you will too 🤓
www.penguinrandomhouse.com/books/746817...
I hope you will too 🤓
www.penguinrandomhouse.com/books/746817...
what are some of your go to self care practices for managing the stress with the start of the academic year?
August 12, 2025 at 9:45 PM
what are some of your go to self care practices for managing the stress with the start of the academic year?
Reposted by Prof. Carl E. Fields 💥
Carl Sagan: We’re all stardust
Evil Carl Sagan: We’ll all be stardust
Evil Carl Sagan: We’ll all be stardust
August 8, 2025 at 2:52 PM
Carl Sagan: We’re all stardust
Evil Carl Sagan: We’ll all be stardust
Evil Carl Sagan: We’ll all be stardust
Reposted by Prof. Carl E. Fields 💥
To kick off here on bluesky I wanted to share some recent work from the group. First off arxiv.org/abs/2504.11537, the first science paper produced with our new GPU-accelerated GRMHD code GRaM-X.
3D full-GR simulations of magnetorotational core-collapse supernovae on GPUs: A systematic study of rotation rates and magnetic fields
We present a series of fully three-dimensional, dynamical-spacetime general relativistic magnetohydrodynamics (GRMHD) simulations of core-collapse supernovae (CCSNe) for a progenitor of zero-age-main-...
arxiv.org
June 27, 2025 at 8:29 AM
To kick off here on bluesky I wanted to share some recent work from the group. First off arxiv.org/abs/2504.11537, the first science paper produced with our new GPU-accelerated GRMHD code GRaM-X.
Reposted by Prof. Carl E. Fields 💥
Mary K Gaillard, a theorist who had a knack for telling experimental physicists where to look, died in her home on May 23 at 86.
Dr. Gaillard was an unpaid scientist at CERN for more than a decade, & the first woman physicist hired & tenured at Berkeley:
www.nytimes.com/2025/07/31/s...
Dr. Gaillard was an unpaid scientist at CERN for more than a decade, & the first woman physicist hired & tenured at Berkeley:
www.nytimes.com/2025/07/31/s...
Mary K. Gaillard, 86, Physicist Who Probed the Subatomic Universe, Dies
www.nytimes.com
July 31, 2025 at 9:53 PM
Mary K Gaillard, a theorist who had a knack for telling experimental physicists where to look, died in her home on May 23 at 86.
Dr. Gaillard was an unpaid scientist at CERN for more than a decade, & the first woman physicist hired & tenured at Berkeley:
www.nytimes.com/2025/07/31/s...
Dr. Gaillard was an unpaid scientist at CERN for more than a decade, & the first woman physicist hired & tenured at Berkeley:
www.nytimes.com/2025/07/31/s...
i have been reflecting a bit over the past 24 hours since learning of the passing of bill paxton (creator of the MESA stellar evolution code) and the impact the code, the community, and specifically bill has had on mine and so many other junior scientist.
July 30, 2025 at 11:06 PM
i have been reflecting a bit over the past 24 hours since learning of the passing of bill paxton (creator of the MESA stellar evolution code) and the impact the code, the community, and specifically bill has had on mine and so many other junior scientist.
Reposted by Prof. Carl E. Fields 💥
#Introduction: Theoretical physicist. Black Feminist theorist. Writer. I do: dark matter, neutron stars, & science studies.
Web: chanda.science
Newsletter: news.chanda.science
Insta: chanda.prescod.weinstein
Author of award-winning #DisorderedCosmos and now #EdgeOfSpaceTime, coming 4/7/26.
Web: chanda.science
Newsletter: news.chanda.science
Insta: chanda.prescod.weinstein
Author of award-winning #DisorderedCosmos and now #EdgeOfSpaceTime, coming 4/7/26.
The Edge of Space-Time by Chanda Prescod-Weinstein: 9780593701683 | PenguinRandomHouse.com: Books
A fresh, charming, socially conscious tour of the mysteries of space-time, from the award-winning author of The Disordered Cosmos In her highly acclaimed debut, distinguished cosmologist and particle...
www.penguinrandomhouse.com
July 28, 2025 at 2:50 PM
#Introduction: Theoretical physicist. Black Feminist theorist. Writer. I do: dark matter, neutron stars, & science studies.
Web: chanda.science
Newsletter: news.chanda.science
Insta: chanda.prescod.weinstein
Author of award-winning #DisorderedCosmos and now #EdgeOfSpaceTime, coming 4/7/26.
Web: chanda.science
Newsletter: news.chanda.science
Insta: chanda.prescod.weinstein
Author of award-winning #DisorderedCosmos and now #EdgeOfSpaceTime, coming 4/7/26.
Reposted by Prof. Carl E. Fields 💥
#iteachphysics folks, I'm working on putting up over a 15 years of open-source content for physics teaching.
Looking for collaborators!
Please follow @openphysicsed.org for updates or email me at: [email protected]
Looking for collaborators!
Please follow @openphysicsed.org for updates or email me at: [email protected]
Hey #physics folks, @physicistdanny.bsky.social here. ⚛️
🤝 Working on a new project and looking for collaborators.
🚀 Check out: github.com/open-physics...
📝 Working on builds and then populating with content.
📥 Reach out: [email protected]
#iteachphysics
🤝 Working on a new project and looking for collaborators.
🚀 Check out: github.com/open-physics...
📝 Working on builds and then populating with content.
📥 Reach out: [email protected]
#iteachphysics
Open Physics Ed
Open Physics Ed has 3 repositories available. Follow their code on GitHub.
github.com
July 9, 2025 at 12:52 PM
#iteachphysics folks, I'm working on putting up over a 15 years of open-source content for physics teaching.
Looking for collaborators!
Please follow @openphysicsed.org for updates or email me at: [email protected]
Looking for collaborators!
Please follow @openphysicsed.org for updates or email me at: [email protected]
Reposted by Prof. Carl E. Fields 💥
remember to breathe
they want you to stop, but you shouldn't
they want you to stop, but you shouldn't
June 27, 2025 at 3:15 PM
remember to breathe
they want you to stop, but you shouldn't
they want you to stop, but you shouldn't
Reposted by Prof. Carl E. Fields 💥
THIS EVENING, I'm talking about those mysterious "Little Red Dot" galaxies seen with JWST in a public "Deep Space Dialogue" facilitated by the Space Telescope Science Institute. Little Red Dots are super weird!
4:00 PM Pacific / 7:00 PM Eastern, live on Youtube!
www.stsci.edu/contents/eve...
4:00 PM Pacific / 7:00 PM Eastern, live on Youtube!
www.stsci.edu/contents/eve...
JWST’s Tiny Red Sources and the Big Questions They Raise
www.stsci.edu
June 26, 2025 at 3:10 PM
THIS EVENING, I'm talking about those mysterious "Little Red Dot" galaxies seen with JWST in a public "Deep Space Dialogue" facilitated by the Space Telescope Science Institute. Little Red Dots are super weird!
4:00 PM Pacific / 7:00 PM Eastern, live on Youtube!
www.stsci.edu/contents/eve...
4:00 PM Pacific / 7:00 PM Eastern, live on Youtube!
www.stsci.edu/contents/eve...