JWST Observer @JWSTObserver
JWST Observer is managed by STScI and provides astronomers with the most up-to-date information, news, and events related to observing with JWST. jwst.stsci.edu L2 Joined January 2012-
Tweets1K
-
Followers18K
-
Following9
-
Likes186
In the event of a potential partial U.S. government shutdown, STScI will extend the deadline for #JWST Cycle 5 proposals involving scientists who are unable to undertake research during that time. Get the details: ow.ly/z1x150X2eAj
Access all of the materials, including presentations, notes, exercises, and videos, covered during the 2025 JWST Summer School held in August: ow.ly/iI3T50X0NQm
Join us for Webb Office Hours on September 11th and 25th at 11 am (ET) to get your data-related questions answered by #JWST experts. APT and ETC experts will be available for proposal preparation questions in the September sessions: ow.ly/BXTO50V6VNJ
Read the latest about JWST's Rocky Worlds Director's Discretionary Time program, including final targets and an upcoming information session: ow.ly/KfoB50WReQu
Don't wait! Check out the online resources STScI offers to help you prepare your #JWST Cycle 5 proposal: ow.ly/mC2J50WQofJ
New sky background images for #JWST's NIRISS Wide-Field Slitless Spectroscopy mode significantly improve the subtraction of the sky background in WFSS data. Read more: ow.ly/zShc50WMevx
A new MIRI Wide Field Slitless Spectroscopy mode, which enables efficient spectroscopic observations of multiple sources in a single pointing, is available for #JWST Cycle 5. Get the details: ow.ly/Wc6n50WKcM4
Check out the next 4 JWebbinars offered in August and September to help the community prepare for #JWST Cycle 5: ow.ly/Bapp50WFcKa
Join us for Webb Office Hours on August 14th and 28th at 11 am (ET) to get your data-related questions answered by #JWST experts: ow.ly/BXTO50V6VNJ
Build 12.0 includes improvements for #JWST's MIRI, NIRCam, and NIRISS instruments as well as time-series observations. Read more: ow.ly/zE2P50WAGsf
New models of the count rate better predict the decrease in future observing cycles. These models will be incorporated into upcoming Build 12.1 of the pipeline (expected November 2025) and Cycle 6 of the #JWST ETC. Get the details: ow.ly/OkP450WyJh7
We are pleased to announce the release of the #JWST Cycle 5 Call for Proposals for General Observer and Survey time and funding for Archival Research programs. Read more: ow.ly/b5SW50WyF61
Version 5.0 of the #JWST ETC features added support for MIRI WFSS mode and 4 new NIRISS SOSS multi-stripe subarrays, easier sharing and better error messaging, and backend improvements to better support hundreds of simultaneous users. Get the details: ow.ly/PTL150WygRB
Join us for Webb Office Hours on July 10th and 24th at 11 am (ET) to get your data-related questions answered by #JWST experts: ow.ly/BXTO50V6VNJ
Build 11.3 includes an improved method to correct for MIRI Medium Resolution Spectrometer (MRS) cosmic ray “shower” artifacts. Get the details: ow.ly/AGUX50Wmtsb
Get the latest updates about #JWST's Rocky Worlds Director's Discretionary Time program, including new targets and first observations. Read more: ow.ly/7FxN50Wbzv9
Virtual registration is now open for the first week of the JWST Summer School to be held August 4 to 8, 2025. Get the details: ow.ly/7KS850W4jUx
Space Telescope Scien... @SpaceTelescope
144K Followers 851 Following Mission Operations Center for NASA's Webb Space Telescope (#NASAWebb). Science operations for the Hubble Space Telescope and upcoming Roman Space Telescope.
ESA Webb Telescope @ESA_Webb
259K Followers 192 Following Official @ESA feed for James #Webb Space Telescope – an international partnership between NASA, ESA and CSA #WebbSeesFarther #BFFinSpace with @Hubble_Space
Grant Tremblay @astrogrant
19K Followers 7K Following Personal account. All views are 💯% my own and do not represent those of any institutions I'm affiliated with. No tweets here are newsworthy 😬
Sarah Kendrew @sarahkendrew
16K Followers 3K Following Astronomer with the European Space Agency. Leading the MIRI team for JWST at the Space Telescope Science Institute in Baltimore. Opinions are my own 🇧🇪🇬🇧
BenneHolwerda @BenneHolwerda
7K Followers 4K Following Extra-Galactic Astronomer & dad. Dust, galaxy morphology, supernovae, galaxy evolution. University of Louisville. Opinions & typos my own. He/him Hij/Hem
Peter Gao @PlanetaryGao
10K Followers 2K Following Planetary and Exoplanet Astronomer @ Carnegie Science. Opinions are my own
astrobites @astrobites
22K Followers 753 Following Digestible summaries of the latest astronomy research. Written by an international team of grad students for undergrads! Supported by the @AAS_Office. #scicomm
ESA Science @esascience
421K Followers 404 Following Keeping you posted on space science activities from the European Space Agency. Web: https://t.co/urPDXGSEsQ Privacy Notice: https://t.co/qxicLKTeFC
Nature Astronomy @NatureAstronomy
42K Followers 1K Following A Nature journal dedicated to presenting the very best research across the disciplines of astronomy, astrophysics, cosmology and planetary science.📡
NOIRLab @NOIRLabAstro
7K Followers 885 Following @NSF NOIRLab is the preeminent US national center for ground-based, nighttime optical and infrared astronomy. Para español siga a @NOIRLabAstroES
John O'Meara @astronomeara
4K Followers 2K Following Chief Scientist/Deputy Director @keckobservatory Father, Astronomer, science policy nerd. Co-Chair, START team for NASA's HWO. Tweets are my own. (he/him)
Fraser Cain @fcain
44K Followers 4K Following 🚀 Space journalist, publisher of @universetoday. Mastodon https://t.co/JJOAOX1o7S Bluesky: https://t.co/Ls6y9yEtlF
Ori Fox❓ @fox_ori
2K Followers 761 Following Astronomer | @STScI Scientist | HST | JWST | And now Deputy Project Scientist for Roman Space Telescope
Dr Becky Smethurst @drbecky_
48K Followers 1K Following Astrophysicist researching how supermassive black holes affect galaxies (s/h). I get overly enthusiastic about space on YouTube: https://t.co/0N20RWsvrQ
Judy Schmidt @SpaceGeck
13K Followers 800 Following may all your guide stars be acquired @[email protected]
Rohan Naidu @Rohan_Naidu
4K Followers 6K Following Astronomer @ MIT. First graduating class of Yale-NUS College, Singapore. 🇮🇳 →🇸🇬 →🇺🇸
Vivian U @JustTheLetterU
2K Followers 503 Following Astronomer at Caltech/IPAC. @TEDxMB 2024 speaker. Studies galaxy mergers & black holes. She/her/royal we. @justtheletteru.bsky.social
Dr. Claudia Scarlata @scorfano
2K Followers 778 Following Mom, Astronomer, Professor. Love cooking, long walks.
Natalie Batalha (@nba... @nbatalha
9K Followers 598 Following Professor of Astrophysics & Director of Astrobiology, UC Santa Cruz.
Allan @Allan1120732
8 Followers 231 Following
gizmos 'daughter' 2.0 @MaryBarnes13766
8 Followers 2K Following kio99 klop0 mko9 koi87u6y7 dsawewew23 ki8786ty56 rewszsasaw23w3 huyt564r3e4e4r5 jhuhu7878u8
Carlos Alonso @CarlosAlon32323
2 Followers 97 Following Gaming Hollow Knight Silk Song 🫠 Downloading Cyber Punk 😵💫 Modeling in WOMP 👾
Sky Wonders @SkyWondersNet
94 Followers 2K Following Your guide to the sky, astronomy, and magical celestial events. Follow along!
Photonic Universe Hyp... @Brian5498484750
211 Followers 654 Following Photonic Universe Hypothesis or PUH. Photons create spacetime by being folded in Planck E8 spaces thus producing all particles, mass, see GitHub paper.
Ganesh@RC @ganesh_7G
179 Followers 534 Following
Pulp libéral @PulpLiberal
18K Followers 2K Following Libéral. Auteur de 'Pulp libéralisme' https://t.co/QA5nKNP2Hj
Lord Leper @LeperHead
1K Followers 2K Following Aussie living in Scotland. Views are from various characters in my head. Bunyip Farmer
galatian @spl_liff
648 Followers 2K Following
Alain Smith @Adam_Smith_1777
0 Followers 43 Following
C @cman7823
51 Followers 1K Following
OutOfTime2025 @SpaceScope99
4 Followers 21 Following
Scaht @Phoenix_arises_
880 Followers 2K Following Citizen of the World. Truth Seeker. I never give financial advice-I simply share as I learn. Welcome!
Corey Boxell @coreyboxell
18 Followers 190 Following
Unconventionalist @TyTravis1777230
99 Followers 256 Following Disciple of Christ. Freedom. Family. God. Faith. Peace. It's time to put evil in Its place. Pray for America! The Wintry Day Descending to Its Close.
ka.kii @kakii_vol
298 Followers 329 Following B2 UEC Ⅱ類 / MMA 部長(2025) / web, CTF / IPA → IP(2022/07), AP(2024/04)
Benji @idk_benji
0 Followers 208 Following
Anthony Dephue @AnthonyDep36090
6 Followers 9 Following
Thijs Lammerse @Thyzel
60 Followers 107 Following Guitarist, Musician, Writing, Psychology, NLP, Gamer and completely nuts with a beard.
Stephen @stephen_gemjear
90 Followers 246 Following
slvrhdⒶ @Killubretons
17 Followers 171 Following
jv @jV379482
28 Followers 263 Following
Tesla-Stoic @frye_chris3305
304 Followers 711 Following
kalikal @kalikal961141
2 Followers 57 Following
lly @lilieyong40920
9 Followers 296 Following
horton @Haotian_M_Wen
2 Followers 61 Following
Michael Gillon @Michael59607421
254 Followers 211 Following Astronomer and astrobiologist @ FNRS-University of Liege
Negan Casey @CaseyNegan7311
10 Followers 34 Following
ChefToaster @toaster_333
14 Followers 113 Following Best chef in the world if we don't count a few other chefs
Jesus Vargas @lonewolf1294
0 Followers 7 Following
Muhammad Fayyaz @FayyazGunjial
57 Followers 635 Following
Capecee @Capecee267378
1 Followers 11 Following
Kell💚📡⚖️�... @KellieBorut1
4K Followers 6K Following Loving life! gardening, UFO's, fitness, -That's my jam!! married. Survivor of stage IV lung cancer always live w/ humor &positivity and still--Trump sucks
Michael Nostrant @MichaelNostrant
143 Followers 2K Following
UriShimron @UriShimron
285 Followers 4K Following Data Scientist. NL/ENG. Opinions are mine, but they can be yours too if you want! The book was better than the movie, btw
André Tristão Aquin... @AquinoTristao
96 Followers 504 Following
Eric Ralte @EricRalte
26 Followers 51 Following
Space Telescope Scien... @SpaceTelescope
144K Followers 851 Following Mission Operations Center for NASA's Webb Space Telescope (#NASAWebb). Science operations for the Hubble Space Telescope and upcoming Roman Space Telescope.
ESA Webb Telescope @ESA_Webb
259K Followers 192 Following Official @ESA feed for James #Webb Space Telescope – an international partnership between NASA, ESA and CSA #WebbSeesFarther #BFFinSpace with @Hubble_Space
American Astronomical... @AAS_Office
16K Followers 334 Following Mission of the AAS is to enhance & share humanity’s scientific understanding of the universe as a diverse & inclusive astronomical community. Tweet≠endorsement
Roman for Scientists @nancyromansci
67 Followers 14 Following NancyRomanSci is managed by the Roman Science Centers and provides researchers with the most up-to-date information related to doing science with @NASARoman
Canadian Space Agency @csa_asc
366K Followers 1K Following The Canadian Space Agency coordinates all civil, space-related programs on behalf of the Government of Canada. Terms: https://t.co/58Nfe1GL0V (Français @asc_csa)
AURA @AURADC
5K Followers 1K Following AURA is a leading organization in developing and operating world-class observatories and #astronomy research #science #telescope #astrophysics @NASA @NSF
NASA @NASA
88.0M Followers 158 Following Official NASA account. Exploring the universe, advancing science, and inspiring the next generation of explorers. Verification: https://t.co/8nok3NP4PW
Hootsuite 🦉 @hootsuite
6.9M Followers 1.3M Following Social media tools, tips, news, and a shoulder to cry on for social pros since 2008. Support: @Hootsuite_Help
NASA Webb Telescope @NASAWebb
3.5M Followers 63 Following The world's most powerful space telescope. Launched: Dec. 25, 2021. First images revealed: July 12, 2022. Verification: https://t.co/ChOEslj1j5Trends for United States
You might like
