Caltech IPAC

IPAC at Caltech partners with NASA, NSF, JPL and the world-wide research community to advance exploration of our Universe.

[Caltech IPAC @caltechipac]

IPAC Annual Picnic: 40th Anniversary Edition ✨

The dessert bake-off during the picnic is IPAC’s sweetest tradition 🍰

Kevin Hardegree-Ullman’s “#ipac40 Cosmic Brownies” won first place, and Chris Gelino’s “Retro Lemon Curd Cake” won the people’s choice award!

[ExploreAstro at Caltech IPAC @ExploreAstro]

NASA's SPHEREx mission is mapping 'interstellar glaciers' across our galaxy, and these icy regions may be the origins of glaciers—and all water—on Earth 💧

https://t.co/dPgkC87J5T

[Caltech IPAC @caltechipac]

Say hello to Brandon Radzom (@LilSarcadzom) from @IUBloomington, who joins us as a 2026 Visiting Graduate Student Research Fellow!

Brandon is working with IPAC's Kevin Hardegree-Ullman to learn more about the most common types of exoplanets in our galaxy. 🛰️🪐#VGSRF

[Nancy Grace Roman Space Telescope @NASARoman]

📢 WE’VE GOT BIG NEWS!

The Nancy Grace Roman Space Telescope is on track to launch in early September of this year. #ICYMI @NASAAdmin announced last week that Roman is eight months ahead of schedule and under budget!

Learn more about the observatory and how we got here: https://t.co/4RTHsxaFgk

Make sure to follow the mission on social media accounts to stay up to date.

[Caltech IPAC @caltechipac]

Ready to scale your science?☁️🔭

Join our #AAS248 workshop on Fornax, NASA’s new cloud-based astrophysics science platform!
🔹Sunday, June 14 | 2–4 PM
🔹Access & analyze NASA astrophysics data in the cloud
🔹Explore HATS/Parquet workflows

👉Register by 5/21 and add the workshop

[Caltech IPAC @caltechipac]

The Visiting Graduate Student Research Fellows have landed! 🚀🔭

@AstroJayke joins us in Pasadena to work on the forward modeling of JWST's aperture mask interferometry (AMI) mode to uncover the inner regions of planetary systems. 🪐🪐🪐🛰️
More on #VGSRF: https://t.co/8KvlPOwgoh

[Caltech IPAC @caltechipac]

We're proud to name Harry Teplitz as IPAC’s new Head of Science Staff and Roberta Paladini as Deputy Head!👏

They will lead our scientific community by advocating for research, mentoring staff, and fostering career growth across the center.

Details: https://t.co/3j9ilavvi6

[Caltech IPAC @caltechipac]

How do you explore the most crowded area of the Milky Way? With precision and persistence 🔎

@NASARoman is gearing up to study this region with the Galactic Bulge Time-Domain Survey. Read more about Roman's observing plans & IPAC's role here: https://t.co/Cil3GCMYnS

[ExploreAstro at Caltech IPAC @ExploreAstro]

Amaze! Amaze! Amaze! 🪨🎶🎵

@caltechipac scientist Catherine Clark was quoted in a @PhysicsToday article about the science behind the book and recently released movie @projecthailmary

Check out her quote about Rocky's home planet here:
https://t.co/bhGrXrYnSq

[Caltech Astro Outreach @CaltechAstro]

Caltech and NASA JPL scientists are tracking Artemis II on its way to the Moon. These images were taken using the Hale Telescope at Palomar Observatory, one of the largest telescopes in the world.

[Roman for Scientists @nancyromansci]

🚀 This year’s Roman Science Conference registration is now OPEN!

🛰️”Shifting Landscapes in Astrophysics: New Frontiers to Explore with Roman” — from exoplanets to galaxy evolution and cosmology!

🗓️ July 13-16
📍 Caltech, Pasadena, CA
🔗 https://t.co/A4k7pFUb13

[Roman for Scientists @nancyromansci]

Last week in Pasadena: RAPID Response - Hot-Wiring 2026

We brought together the time-domain community for deep dives into next-gen surveys and AI-driven discovery.

A productive week filled with lively discussions and new collaborations.

All talks: https://t.co/eXIYRfKZhf

[Keck Institute for Space Studies @KISS_Caltech]

This topic was the subject of a recent KISS study where world-leading scientists and technologists convened at Caltech for in-depth technical discussions to develop these ideas further.

Read more on the KISS website and stay tuned for the final report: https://t.co/nAmyzVaySV

[NExScI: Exoplanet Science Institute Caltech IPAC @NExScI_IPAC]

Meet the #NHFP Sagan Fellows! 👋👋👋

NExScI is thrilled to welcome six trailblazers in exoplanet science joining the NASA Hubble Fellowship Program. Their research tackles the scientific question, "Are we alone?" 🪐✨

Get to know them and their research: https://t.co/oNhc4AcjfL

[Caltech IPAC @caltechipac]

Congrats to the #NHFP class of 2026!

These 24 early-career scientists have been selected for the 2026 NASA Hubble Fellowship Program! Einstein, Hubble, and Sagan fellows represent the next generation of leaders in astrophysics.🌟https://t.co/GlXG5pJ071

[Caltech IPAC @caltechipac]

⏳One week left to apply for the 2027 #VGSRF!⏳

Are you a grad student ready to take your research to the next level? Work with leading scientists on cutting-edge data from missions like @ESA_Euclid, @NASARoman, @NASAWebb, and more.🚀

Tag a grad student who needs to see this!👇

[Caltech IPAC @caltechipac]

IPAC's Visiting Graduate Student Research Fellowship (#VGSRF) is accepting applications!🥳

✨Gain research experience and mentoring from IPAC scientists
✨Access large science datasets
✨Receive a monthly stipend

Browse the projects and apply by 3/31: https://t.co/8KvlPOwgoh

[Caltech IPAC @caltechipac]

World-class research + world-class art = @NatureAstronomy cover.🌟

This supergroup collab between @KISS_Caltech & artist Keith Miller from IPAC’s Science Engagement Lab is a fusion of science and vision. The team celebrated by signing their masterpiece.🖊️https://t.co/35YPHumD2I

[NExScI: Exoplanet Science Institute Caltech IPAC @NExScI_IPAC]

Say YES to YSES-1 Spectra!

New data this week include spectra for two planets discovered in the YSES-1 system and data for three new planets, including super-Neptune TOI-3862 b, located in the hot Neptune desert.♆🏜️
https://t.co/D8hNUuU0ec

[Caltech IPAC @caltechipac]

💚💚💚

[ExploreAstro at Caltech IPAC @ExploreAstro]

A green-tinted double whammy: it's St. Patrick's Day & #MessierMarathon week! 💚

Messier 81 is a sight to behold in this image from NASA's Spitzer Space Telescope. In the night sky, M81 is visible with binoculars! (but it won't look green like in this infrared image 😉)

���1/3

[Caltech IPAC @caltechipac]

🚨Update! The submission deadline to share a memory or note of appreciation for George by text or video is March 20, 2026.

Specs:
✨Video length up to 5 min.
✨Accepted video formats: .mp4 & .mov
✨File size up to 400 MB
✨Text files: .pdf or .doc
https://t.co/J5RB0QDVBO

[Caltech IPAC @caltechipac]

Share a Message or Video for George!✨

Help make the celebration more meaningful by sharing a memory, a note of appreciation, or a few words about George's impact on you. Messages will be shared during the meeting.✍️

Submit a video or text message at:
https://t.co/J5RB0QDVBO