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Ward Howard

@wardhoward.bsky.social
333 followers 293 following 400 posts

Husband to Kate, father, follower of Jesus. NASA Sagan Fellow at CU Boulder in the department of Astrophysical & Planetary Sciences working on stellar flares, exoplanets, and extragalactic foregrounds. Website: www.wardshowardastronomer.com

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Ward Howard @wardhoward.bsky.social · 24/09/2026
Congratulations @mmacgreg.bsky.social — excited for some far-IR science coming down the pipeline 🔭
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Ward Howard @wardhoward.bsky.social · 16/09/2026
So excited to see even these first test images from the Wide Field Instrument knowing our surveys are only months away — go #NASARoman 🔭 💫
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Ward Howard @wardhoward.bsky.social · 25/08/2026
It was such a fun privilege getting to work with Jaime et al. exploring the roles of repeated flaring and flare temperatures in young terrestrial atmospheres!
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Eric Bellm @ebellm.bsky.social · 19/08/2026
The Swift reboost mission failing is a huge loss for astronomy. The powerful, flexible operations model the Swift team demonstrated has unfortunately not yet influenced the design and selection of other 🔭 missions. www.nasa.gov/news-release...
urldefense.com
NASA Updates Next Steps for Commercial Swift Boost Mission - NASA
Due to an ongoing commercial spacecraft attitude control issue, NASA and Katalyst Space announced Wednesday the LINK spacecraft will not capture or boost an
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Ward Howard @wardhoward.bsky.social · 13/07/2026
Excited to be back on the Caltech campus this morning to share about infrared observations of stellar flares at the Shifting Landscapes in Astrophysics: New Frontiers to Explore with Roman” science conference! 🔭🧪 #Roman2026
Standing in front of the conference poster
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Ward Howard @wardhoward.bsky.social · 01/07/2026
Check out this amazing result by @distantworlds.space! 🔭🧪
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Emily Lakdawalla 🏳️‍⚧️ Uranus Expert @elakdawalla.bsky.social · 26/06/2026
To be clear, this isn’t an AI tool, it’s a form with prompts that breaks the process of composing a comment into smaller pieces with specific guidance on each piece on how to make it an effective comment. Useful!
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Ward Howard @wardhoward.bsky.social · 18/06/2026
No one informed me when our 10 month old started talking she’d sound exactly like Donald Duck
static.klipy.com
Donald Duck's Moment of Peace
Alt: Donald Duck's Moment of Peace
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Ward Howard @wardhoward.bsky.social · 12/06/2026
Important find! Will be seeing how this impacts our flare spectral extractions.
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Dr./Prof. Meredith MacGregor @mmacgreg.bsky.social · 10/06/2026
Now seems like a great moment to share this awesome new paper explaining how the Early eVolution Explorer (EVE) - a NASA SMEX mission concept - will transform our understanding of young planets (<50 Myr old): arxiv.org/pdf/2606.04283
arxiv.org
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Ward Howard @wardhoward.bsky.social · 08/06/2026
Excellent thread on multiple levels of absurdity impacting ECRs without citizenship. @gmduvvuri.bsky.social and others like him deserve better:
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Ward Howard @wardhoward.bsky.social · 07/06/2026
I am so excited to get started on wide field time domain astronomy in the near-infrared. Just like TESS did in the optical, we’ll launch to find planets in the bulge and learn so much about stellar astrophysics along the way 🪐🔭💫
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Ward Howard @wardhoward.bsky.social · 02/06/2026
The link was somehow corrupted. The correct link is docs.google.com/forms/d/e/1F...
docs.google.com
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Ward Howard @wardhoward.bsky.social · 01/06/2026
🚨🚨🚨 Now accepting 2026/2027 applications🔭 🪐🚨🚨🚨 AMP-UP provides mentorship to senior grad students/postdocs: docs.google.com/forms/d/e/1F... Please forward to anyone who might be interested/share with institution listservs. The application deadline is *June 26*. -On behalf of the 2026 AMP-UP leads
docs.google.com
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Phil Plait @philplait.bsky.social · 30/05/2026
Whoa. The alleged fireball shock wave registered on seismometers!
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elizabethginexi.bsky.social @elizabethginexi.bsky.social · 29/05/2026
Summary of Key Changes in OMB’s Proposed Federal Financial Assistance Rule. Russell Vought is going destroy American Science. elizabethginexi.substack.com/p/summary-of...
elizabethginexi.substack.com
Summary of Key Changes in OMB’s Proposed Federal Financial Assistance Rule
Russell Vought is going destroy American Science
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Tara Murphy @taramurphy.bsky.social · 12/01/2026
The final version of our Dawes Review on the Dynamic Radio Sky is now published! doi.org/10.1017/pasa... Everything you need to know about what causes radio transients: how we detect them, the history of radio transient surveys, and what new widefield radio telescopes will do. #RadioAstronomy 🔭☄️🧪
Transient phase space showing radio luminosity versus the product of timescale and observing frequency for different transient source classes, following Cordes et al. (2004).

This is a figure from Murphy & Kaplan (2025) published in PASA. See the paper text (Figure 1 caption) for a full description.
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Matthew Kenworthy @mattkenworthy.bsky.social · 06/01/2026
Two things have happened: the community hasn't reassembled to the same degree here, and that lots of astro groups are now internally using Slack and Discord for discussions instead of social media. That's pretty much killed it off, IMHO.
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Andrew Mann @amann.bsky.social · 02/01/2026
www.scientificamerican.com/article/the-... Excellent coverage of a major result from our team! 🧪🔭 @sciam.bsky.social
scientificamerican.com
Astronomers Have Discovered the Pleiades’ Secret Stellar Family
The “Seven Sisters” of the Pleiades are part of a much larger complex that can help reveal our galaxy’s deep history
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Ward Howard @wardhoward.bsky.social · 25/12/2025
The light shines in the darkness, and the darkness has not overcome it. And that light is true life 🎄✨
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Ward Howard @wardhoward.bsky.social · 04/12/2025
1/ It's press day!🔭🧪 We apply a grid of time-dependent physical models to explain TRAPPIST-1 flares, predicting the X-ray & UV flux driving escape and photochemistry in planetary atmospheres, and correcting flare contamination in transit spectroscopy down to ~60 ppm: www.colorado.edu/today/2025/1...
colorado.edu
New research on flares from a hot-tempered star could inform search for habitable planets
A new study takes a close look at TRAPPIST-1, a little star roughly 40 light-years from our sun that hosts seven Earth-sized planets.
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Ward Howard @wardhoward.bsky.social · 20/11/2025
Voyager needs to avoid Vidiian space? Problematic phage gap.
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American Astronomical Society (AAS) @aas.org · 19/11/2025
✨ Exoplanet Atmospheres 2026 registration & abstract submission are officially open! Join us in Denver (16-20 March 2026) for an unforgettable AAS Topical Conference Series! 👉 Abstracts due 19 December: aas.org/meetings/exo... 👉 Early registration ends 13 January: aas.org/meetings/exo...
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Dr./Prof. Meredith MacGregor @mmacgreg.bsky.social · 11/11/2025
Nature published a research highlight on our RZ PSc exocomet paper: www.nature.com/articles/d41...
nature.com
A host of ‘exocomets’ swarms a distant star
Dimming of the starlight from RZ Piscium reveals that 24 unseen bodies are whizzing around the star.
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Ward Howard @wardhoward.bsky.social · 12/11/2025
An attempt to stitch together my images of the aurorae above Longs Peak last night to show their dynamic and changing nature. Images are spaced about 10 seconds apart 🔭🧪
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Ward Howard @wardhoward.bsky.social · 12/11/2025
So uh, the sky above Boulder got better. A lot better, including some beautiful columnar structure 🧪🔭
Red and green aurora over BoulderRed and green aurora over BoulderRed and green aurora over BoulderRed and green aurora over Boulder
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Ward Howard @wardhoward.bsky.social · 12/11/2025
Just took these of the sky above Boulder right now. Longs Peak in the foreground🧪🔭
Red and green aurorae above longs peak near BoulderGreen and yellow red skies above Longs Peak
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Heidi B. Hammel @hbhammel.bsky.social · 31/10/2025
I recommend this article by @meghanbartels.bsky.social and @leebillings.bsky.social for folks who are looking for *factual* information about why 3I/ATLAS is of interest to planetary astronomers: www.scientificamerican.com/article/the-...
scientificamerican.com
The Race to Study an Interstellar Comet from Deep Space
Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is hiding it from Earth
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Ward Howard @wardhoward.bsky.social · 16/10/2025
And it's a wrap: one PI and six co-I proposals submitted (and then a nice Boulder autumn run!) #JWSTCycle5
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Matthew Kenworthy @mattkenworthy.bsky.social · 14/10/2025
Gibson et al. “TESS Discovers a Second System of Transiting Exocomets in the Extreme Debris Disk of RZ Psc” showing 24 exocomet transits and the existence of a broken power law for the sizes of these exocomets, unlike Beta Pic’s exocomet distribution #exoplanet #astrodon #astrosci
TESS light curve of RZ Psc, showing several dog tooth-like dips indicating exocomet transits.Plot os radius of exocomet versus cumulative number count - the RZ Psc shows a distinct change in slope at 2.5km, whilst the Beta Pic distribution from des Etangs shows a single straight power law.
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Daniel Bolnick @danielbolnick.bsky.social · 26/09/2025
The GRFP announcement from NSF cuts out an entire cohort of 2nd year students from consideration, without warning. This is so deeply unfair that it warrants a formal protest from the scientific community. If someone wants to work with me to craft an open letter and solicit signatures, LMK.
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Ward Howard @wardhoward.bsky.social · 10/09/2025
Great breakdown of the new T1e results:
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Dr./Prof. Meredith MacGregor @mmacgreg.bsky.social · 04/09/2025
Paper #1 led by @jhuartssciences.bsky.social graduate student Jay Chittidi here: arxiv.org/abs/2509.02825
arxiv.org
High Resolution ALMA Data of the Fomalhaut Debris Disk Confirms Apsidal Width Variation
We present long-baseline observations of the Fomalhaut outer debris disk at 223 GHz (1.3 mm) from ALMA Cycle 5, which we use along with archival short-baseline observations to produce a 0".57 resoluti...
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Brett Morris @brettmorr.is · 29/07/2025
Neat! @flarelord.bsky.social used ground-based photometry to measure the flare temperature on an M7 dwarf. How do you measure temperature without spectroscopy? Trick question! You use the Earth's atmosphere as a prism and watch the star appear to jump across the sky. 🔭🧪 arxiv.org/abs/2507.19584
Figure 1. Panel A: Light curve of the DWF030225.574-
545707.45 flare expressed as g magnitudes in excess of the
quiescent stellar brightness. As noted in Webb et al. (2021),
the lightcurve does not return to pre-flare brightness before
the end of the observing period. Panel B: Raw d∥ measured
on the images, relative to source position at t0. The weighted
average d ∥ of 91 reference stars, weighted by the stars’ astrometric standard deviation across the entire time series,
is shown as a grey line and the standard deviation of their
relative position itself is shown as a filled region. Panel C:
detrended d∥ of the flare star generated by subtracting the
weighted average d∥ of the reference stars shown in Panel B.
A 9-point rolling median is shown by the dashed black line.
Panel D: Rolling median over an 9-point window of the detrended data shown in Panel C, and the time series used for
subsequent analysis in this work.
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💀Adina Feinstein PhD 💀 @afeinstein20.bsky.social · 23/07/2025
summer project presentations from Ryan and @adalyngibson.bsky.social at the @michiganstateu.bsky.social MidSURE conference today!
Undergraduate student talking to three people at their research posterUndergraduate student talking to someone at their research poster
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Jeff Foust @jfoust.bsky.social · 18/07/2025
Sixty-four House members have signed a letter to NASA's acting administrator, Sean Duffy, asking him to "ensure no actions are taken at NASA to implement the proposed funding cuts" to science in the FY26 proposal until Congress passes a spending bill. foushee.house.gov/imo/media/do...
foushee.house.gov
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Michele Bannister @astrokiwi.bsky.social · 17/07/2025
It has coma. No large telescope has seen anything but coma. Paper after paper on the arXiv with this
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Ward Howard @wardhoward.bsky.social · 17/07/2025
Is the interstellar object 3I/ATLAS alien technology? No, but it is an exciting addition to the population of exocomets that come to us, enabling a better understanding of these objects usually observed from afar. We should focus our efforts on what these objects really are, not what they aren't.
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Ward Howard @wardhoward.bsky.social · 10/07/2025
ROSES 2025 is out!
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Cynthia Froning @astra2.bsky.social · 07/07/2025
Here once again for all your exoplanet host star emission spectrum needs.
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Ward Howard @wardhoward.bsky.social · 04/07/2025
Enjoyed the “Let Freedom Run” 10k in Louisville, CO this morning! Too hot for PRs, but lots of fun.
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Ward Howard @wardhoward.bsky.social · 02/07/2025
STScI just sent out approvals for NHFP budgets. I hope this means the likelihood of continued funding for STScI guest observer programs on JWST and HST just went up.
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Ward Howard @wardhoward.bsky.social · 27/06/2025
🧪🔭 1/ AU Mic is the very best early M-dwarf. It's got everything: it's bright, nearby, has strongly-observable planets, a debris disk, spots, and flares. Since the system is basically Disneyland for astronomers, I propose renaming it AU Micky, "Oh boy!"
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Britt Lundgren @brittlundgren.bsky.social · 18/06/2025
Astronomy research just received a major endorsement 🔭 www.thetimes.com/uk/religion/...
thetimes.com
Pope Leo: James Webb telescope shows us what the Bible couldn’t
New Pope tells summer-schoolers at the Vatican Observatory that the telescope’s insight into creation brings ‘mysterious joy’
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Jonathan Fortney @jjfplanet.bsky.social · 13/06/2025
....meanwhile, in Chile....the 39-meter (128-feet) Extremely Large Telescope (ELT) project is humming along. Note the white pickup truck in the upper left, for scale. Amazing.
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Britt Lundgren @brittlundgren.bsky.social · 31/05/2025
Everyone needs to make some calls on Monday. Here's a helpful guide: aas.org/advocacy/get...
aas.org
A Reference Guide for How to Advocate for Science | American Astronomical Society
Advocating for science comes down to effective communication. The main steps here are determining your message, developing a communication strategy, and identifying your member of Congress.
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Ward Howard @wardhoward.bsky.social · 27/05/2025
The cool, rainy conditions helped me finally break the 49 minute 10k time (48:59 min) yesterday in the #BolderBoulder10k -- a Boulder classic and lots of fun!
Standing in the rain front of the finish line at the 2025 BolderBoulder 10K yesterday.
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American Astronomical Society (AAS) @aas.org · 23/05/2025
AAS JOURNALS AUTHOR SERIES Meredith MacGregor @mmacgreg.bsky.social (Johns Hopkins University) chats with Frank Timmes about her article on Proxima Centauri: youtu.be/sf_hA1u0fUE This series connects authors with their article, their human story & the larger #astronomy community. #TheGoodStuff 🔭
youtu.be
AAS Journal Author Series: Meredith MacGregor on 2025ApJ...982...43B
YouTube video by AAS
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Ward Howard @wardhoward.bsky.social · 23/05/2025
Got to see Kate hooded this week, and got an unexpected visit with my former thesis advisor Nick Law and to meet old and new members of his group, and hear lots of exciting updates on Argus Array!
Kate Howard in regalia on front of the UNC bell tower.Nick Law and myself in the Argus lab.Hank Corbett and myselfThe current Argus team :)
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Dra. Lupita TM @astroxicana.bsky.social · 04/05/2025
#NSF funded a critical 3 years of my grad studies (at a time when I was almost forced out of the field). It is the reason I was able to finish my PhD.
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