blue background image that reads Software Engineer, Astropy The Center for Computational Astrophysics is seeking a research software engineer to develop, maintain, and contribute to community-oriented software projects in astronomy. The software engineer will principally support the Astropy Project.

#FlatironCCA is hiring a full-time research software engineer to develop, maintain, and contribute to community-oriented software projects in astronomy, with a primary focus on the Astropy Project. https://apply.interfolio.com/184639 #science #astrophysics #hiring

graphic that reads Applications Now Open for 2026 Flatiron Institute CMB Summer School

Are you a grad student or postdoc interested in CMB data analysis and simulations? Apply for our #FlatironCCA CMB Summer School! Applications due April 4: www.simonsfoundation.org/event/cmb-summer-school-... #science #astrophysics

graphic for CMB Summer school

Applications are open for #FlatironCCA's 2026 CMB Summer School, where participants will learn core concepts and practical tools for CMB data analysis and simulations. Deadline is April 4: www.simonsfoundation.org/event/cmb-summer-school-... #astrophysics #science

text that reads: We're hiring! Software Engineer, MESA

#FlatironCCA is seeking a research software engineer to develop, maintain, and contribute to community-oriented software instrument tool MESA (Modules for Experiments in Stellar Astrophysics). See more: https://apply.interfolio.com/182988 #science #astrophysics #hiring

person stands in front of a lecture hall

person working on a spirograph

three people stand and chat

group of people sit at a couch and talk

Last week, we celebrated #PiDay with a lecture from #FlatironCCA's Amiel Sternberg and various pi-related activities. #science #math

Night in the Library: The Philosophy of Mathematics | Brooklyn Public Library Night in the Library, BPL's overnight festival of ideas, invites you to panels, workshops, performances and screenings that celebrate the free flow of ideas in the company of others.

Flatiron scientists, including #FlatironCCA director @dalcantonjd.bsky.social, are giving short talks at the Brooklyn Public Library's #PiDay event tomorrow! Full schedule: www.bklynlibrary.org/calendar/night-library-p... #math #InfiniteSums

2026 Flatiron Institute Center for Computational Astrophysics Pre-Doctoral Program How to Apply 2026 Flatiron Institute Center for Computational Astrophysics Pre-Doctoral Program How to Apply on Simons Foundation

Are you a grad student interested in computational #astrophysics? Check out our upcoming #FlatironCCA Pre-Doctoral Program — applications are due March 13, 2026. www.simonsfoundation.org/2023-flatiron-institute-... #science

people sit in a classroom and smile for a picture

This week, #FlatironCCA hosted a three-day workshop on hydrodynamic and dusty turbulence in protoplanetary disks. Thanks to everyone who participated! #science #astrophysics

Credit: Emily Tan/Simons Foundation

Astronomers watched a vanishing star turn into a black hole. New from #FlatironCCA: www.simonsfoundation.org/2026/02/12/caught-in-the... #science #astronomy

group of people sit at tables and pose for photo

We hosted the AGN & Energy Flows workshop at #FlatironCCA last week to connect theorists and observers to tackle key questions in galaxy–black hole co-evolution. #science #astronomy

A team of astronomers led by #FlatironCCA's Kishalay De discovered a star that disappeared without going supernova, instead collapsing into a black hole: www.simonsfoundation.org/2026/02/12/caught-in-the... #science #astronomy

Caught in the Act: Astronomers Watch a Vanishing Star Turn Into a Black Hole Caught in the Act: Astronomers Watch a Vanishing Star Turn Into a Black Hole on Simons Foundation

#FlatironCCA astronomers and colleagues discovered that a star in the Andromeda Galaxy disappeared without going supernova, and instead collapsed directly into a black hole: www.simonsfoundation.org/2026/02/12/caught-in-the...

Groundbreaking Simulations Show How Black Holes Glow Bright Research by astrophysicists at the Flatiron Institute and the Institute for Advanced Study reveals how material flowing around and into black holes creates intense light shows.

ICYMI: #FlatironCCA astrophysicists and collaborators developed the most comprehensive simulations of how black holes create dazzling light shows in the universe: www.simonsfoundation.org/2025/12/03/groundbreakin... #science #astrophysics

Unveiling the Universe’s Origins and Current State by Modeling Its Many Faces Flatiron Research Fellow Adrian Bayer studies the structure of galaxies and the cosmic microwave background, or remnant heat from the universe’s creation.

At #FlatironCCA, Adrian Bayer uses data science and machine learning techniques to understand how galaxies are distributed and formed throughout the universe: www.simonsfoundation.org/unveiling-the-universes-... #science #astrophysics

group of people pose for a group photo in an auditorium

This week, we hosted MockNYC 2026 at #FlatironCCA, a workshop focused on the galaxy-halo connection. Thanks to all who attended! #science #astrophysics

Searching for Merging Supermassive Black Holes Searching for Merging Supermassive Black Holes on Simons Foundation

Join us next week (1/21) for a Presidential Lecture on "Searching for Merging Supermassive Black Holes" with Yale University professor and #FlatironCCA guest researcher Chiara Mingarelli. Register: www.simonsfoundation.org/event/searching-for-merg... #science

group of people pose for a photo

Last month, our Accretion at the Disk-Halo Interface Workshop brought together simulators from #FlatironCCA and observers from around the country to figure out how gas accretes onto galaxies to fuel star formation. #science #astrophysics

Mysterious ‘Impossible’ Merger of Two Massive Black Holes Explained Mysterious ‘Impossible’ Merger of Two Massive Black Holes Explained on Simons Foundation

#FlatironCCA scientists Ore Gottlieb, Brian Metzger, Maximiliano Isi, and colleagues solved the mystery of an 'impossible' merger between two massive black holes: www.simonsfoundation.org/2025/11/10/mysterious-im... #science #astrophysics

Groundbreaking Simulations Show How Black Holes Glow Bright Research by astrophysicists at the Flatiron Institute and the Institute for Advanced Study reveals how material flowing around and into black holes creates intense light shows.

A team of computational astrophysicists has developed the most comprehensive simulations ever made of how black holes create dazzling light shows: www.simonsfoundation.org/2025/12/03/groundbreakin... #FlatironCCA #science #astrophysics

A comprehensive set of simulations by @flatironinstitute.org astrophysicists, including this 3D rendering, solved a black hole merger mystery: www.simonsfoundation.org/2025/11/10/mysterious-im... #science #astrophysics #FlatironCCA

Gravitational Waves Reveal Most Massive Black Hole Merger Ever Detected Gravitational Waves Reveal Most Massive Black Hole Merger Ever Detected on Simons Foundation

This #BlackHoleFriday, revisit a huge result from this summer: the largest merger of two black holes ever measured. Read more: www.simonsfoundation.org/2025/07/21/gravitational... #science #astrophysics #FlatironCCA

explainer graphic on Filling the Mass Gap

A mysterious "impossible" merger of two massive black holes has now been explained: www.simonsfoundation.org/2025/11/10/mysterious-im... #FlatironCCA #science #astrophysics

Mysterious ‘Impossible’ Merger of Two Massive Black Holes Explained Mysterious ‘Impossible’ Merger of Two Massive Black Holes Explained on Simons Foundation

In 2023, astronomers found two black holes whose existence seemed improbable. Now, #FlatironCCA researchers have figured out how the black holes came to be: www.simonsfoundation.org/2025/11/10/mysterious-im... #science #astrophysics

CCA Research Fellow Elena Pinetti Awarded Henry Primakoff Award for Early-Career Particle Physics Elena Pinetti, a research fellow at the Simons Foundation’s CCA, has received the Henry Primakoff Award for Early-Career Particle Physics.

The @apsphysics.bsky.social awarded the Henry Primakoff Award for Early-Career Particle Physics to #FlatironCCA's Elena Pinetti: www.simonsfoundation.org/2025/11/05/cca-research-... #science #astrophysics

CCA Senior Research Scientist Shirley Ho Named an AI2050 Senior Fellow by Schmidt Sciences Flatiron Institute Senior Research Scientist Shirley Ho was named an AI2050 Senior Fellow by Schmidt Sciences.

Congratulations to #FlatironCCA senior research scientist Shirley Ho on being named one of seven AI2050 Senior Fellows by Schmidt Sciences! www.simonsfoundation.org/2025/11/05/cca-senior-re... #science #astrophysics

dark blue background with the words "now hiring!"

One month left to apply for a postdoc position at #FlatironCCA! Applications due 10/31: https://apply.interfolio.com/173403 #science #astrophysics

Flatiron Institute Scientists Named Blavatnik Regional Award Honorees Two Simons Foundation Flatiron Institute researchers were honored as a laureate and a finalist in the 2025 Blavatnik Regional Awards for Young Scientists.

#FlatironCCQ scientist Valentin Crépel won a 2025 Blavatnik Regional Award for Young Scientists. #FlatironCCA's Ore Gottlieb was named a finalist. Read more:
www.simonsfoundation.org/flatiron-institute-scien...

Blue image that reads "Now hiring!"

Our Center for Computational Astrophysics is #hiring postdocs! Come undertake independent research in areas that have strong synergy with #FlatironCCA or our other computational centers. Apply by 10/31: https://apply.interfolio.com/173403 #science #astrophysics

Ringing Black Hole Confirms Einstein and Hawking’s Predictions Ringing Black Hole Confirms Einstein and Hawking’s Predictions on Simons Foundation

For decades, scientists have sought ways to probe the fundamental properties of black holes. New gravitational wave observations by @ligo.org provide the best look yet: www.simonsfoundation.org/2025/09/10/r... #science #astrophysics #FlatironCCA @flatironinstitute.org

Ringing Black Hole Confirms Einstein and Hawking’s Predictions Ringing Black Hole Confirms Einstein and Hawking’s Predictions on Simons Foundation

New observations of a merger of two black holes confirm decades-old predictions by Albert Einstein, Stephen Hawking & Roy Kerr. Led by #FlatironCCA's Maximiliano Isi & @farrwill.bsky.social: www.simonsfoundation.org/2025/09/10/ringing-black...