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Harshitha M Parashivamurthy

@harshithamysore.bsky.social
51 followers 53 following 43 posts

Astrophysics PhD student @uchile.bsky.social▪️ Pursuing exoplanet demographic study around low mass stars▪️NOIRLab education ambassador▪️ harshitha@das.uchile.cl

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Reposted by Harshitha M Parashivamurthy
Kevin Hardegree-Ullman @kevinkhu.bsky.social · 19/08/2026
Excited that a group is doing homogeneous characterization of a large sample of stars for radial velocity targets. A uniform stellar catalog is the first crucial step in exoplanet demographics! arxiv.org/abs/2608.17734
arxiv.org
A Catalog of Homogeneously Derived Stellar Parameters for Spectroscopic Survey Stars
Uniformly derived stellar parameters are vital for exoplanet demographic studies because they directly influence the inferred planetary masses, radii, and bulk densities. This study presents a new hom...
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Matthew Kenworthy @mattkenworthy.bsky.social · 15/06/2026
Anyone at #CoolStars #exoplanets know who will be posting/who to follow, please? I'd love to hear the results from there.... or if there's an official tag for it?
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Kevin Hardegree-Ullman @kevinkhu.bsky.social · 05/06/2026
A wonderful summary from @caltechipac.bsky.social of our Scaling K2 #exoplanet project lead by @aussiastronomer.bsky.social and worked on by me for the last (many) years! The excellent graphic from Keith Miller will be very useful in talks henceforth! 🔭 www.ipac.caltech.edu/news/finding...
ipac.caltech.edu
Finding Patterns in Planets: Researchers Explore the Demographics of Alien Worlds in K2 Data
The Kepler mission and its follow-on K2 discovered thousands of exoplanets around different types of stars, and new work reveals broader trends in the planetary populations of the Milky Way.
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Astrobites @astrobites.bsky.social · 11/05/2026
From @astroneal.bsky.social: The email asking you to referee your first paper is coming. Here’s a practical, step-by-step guide for that exact moment, built from the AAS peer review workshop. ⚛️ 🔭 ☄️ 🧪 astrobites.org/2026/05/08/writing-your-first-referee-report/
astrobites.org
A Guide to Writing Your First Referee Report
The email asking you to referee your first paper is coming. Here's a practical, step-by-step guide for that exact moment, built from the AAS peer review workshop.
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SETI Institute @setiinstitute.bsky.social · 07/04/2026
#PPOD: Artemis II Commander Reid Wiseman took this picture of Earth from the Orion spacecraft’s window after completing the translunar injection burn. There are two auroras (top right/bottom left) and zodiacal light (bottom right) visible as the Earth eclipses the Sun. Credit: NASA/Reid Wiseman 🧪 🔭
Photo of Earth seen from the Orion spacecraft, with green aurora to the upper right and lower left and bright white zodiacal light at the bottom right. The Earth is lit by moonshine, and Africa can be seen on the left. Clouds swirls throughout the circle.
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 03/02/2026
These pictures are two years apart, yet the cat still chills in the same spot at a popular tourist attraction. It’s just like a PhD student: in the same place, doing the same thing for years. 🐱
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Admirable Women @admirablewomen.bsky.social · 28/01/2026
Beatrice Tinsley was born #OTD in 1941. British-born New Zealand astronomer and cosmologist, and the first female professor of #astronomy at Yale University, whose research made fundamental contributions to the astronomical understanding of how galaxies evolve, grow, and die. #WomenInSTEM (1/2)
Black-and-white portrait photograph of Beatrice Muriel Hill Tinsley (1941–1981), the brilliant New Zealand-born astronomer and cosmologist who revolutionized our understanding of galaxy evolution. She is shown in a close-up headshot against a plain, softly lit gray background, smiling warmly and just past the camera with an intelligent, approachable, and joyful expression. Tinsley has short, wavy dark hair styled in soft curls that frame her face, and she wears earrings with round pearl or gem accents. Her eyes are bright and engaging, and her expression radiates quiet confidence and enthusiasm, capturing her during her groundbreaking career in the 1960s or early 1970s when she developed influential models of stellar populations and demonstrated that galaxies evolve significantly over cosmic time.
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 01/01/2026
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 11/12/2025
Did the Kdrama gods just bless me?
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 14/11/2025
My first citation!!!😃 What a great way to end the week!
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 08/11/2025
Had a wonderful Diwali lunch at the department!😁 Never thought I would dance in front of an audience comprising of my professors to lungi dance, but I did.🥰
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 03/11/2025
Celebrated the dead today on the día de Muertos at the department. Amazing how many similarities there are between Indian and Mexican traditions.
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Reposted by Harshitha M Parashivamurthy
Emily Hunt @emily.space · 29/10/2025
Interesting #astromethods paper came out recently that looks at whether or not large language models can replicate astrophysics papers. The answer: No. 🔭☄️ They had a ~20% replication score, even with quite a lot of help. And this was just replicating papers - not doing anything new...
arxiv.org
ReplicationBench: Can AI Agents Replicate Astrophysics Research Papers?
Frontier AI agents show increasing promise as scientific research assistants, and may eventually be useful for extended, open-ended research workflows. However, in order to use agents for novel resear...
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 27/10/2025
A monte-meubles, anyone? 🤨
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 16/10/2025
@bot.astronomy.blue signup
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Gijs D Mulders @gijsmulders.com · 08/10/2025
How do giant planets influence the type of #exoplanets that form in the habitable zone? A thread 1/🧵
Many Exoplanets
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Emily Hunt @emily.space · 07/10/2025
Today's reading begins with Lise Meitner, who co-discovered nuclear fission (she wrote the paper!) and was in general an INCREDIBLE trailblazing scientist. Except, as a Jew, she had to flee Nazi Germany to Sweden and lost her professorship in Berlin. The men she worked with got the prize instead 🧪🔭
en.wikipedia.org
Lise Meitner - Wikipedia
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 26/09/2025
Satellite spotting and caffeine high at the best telescope in the world (TBTW, SMARTS 0.9m). @noirlabastro.bsky.social
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 20/09/2025
Just finished a complete night of observation. Dusk to dawn! Two more nights to go, all I am praying for now is some sleep.🫩
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Adam Rains @spectraltypos.bsky.social · 17/09/2025
Paper day! You're doing ground-based high-resolution exoplanet transmission spectroscopy and want to analyse the planet—not the star or Earth's atmosphere. Is there a way to disentangle your spectrum *without* destroying the planet signal? arxiv.org/abs/2509.12737 🧵⬇️ 🔭 #exoplanets #astromethods
arxiv.org
TSD: An inverse problem approach for recovering the exoplanetary atmosphere transmission spectrum from high-resolution spectroscopy
Our ability to observe, detect, and characterize exoplanetary atmospheres has grown by leaps and bounds over the last 20 years, aided largely by developments in astronomical instrumentation; improveme...
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Dr. Jessie Christiansen @aussiastronomer.bsky.social · 08/09/2025
Okay, now that I can stop talking with all caps, why is this important? So, we're looking for planets like Earth, right? It's the only place we've found with life so far. What makes it "Earth"? Well, some things include being a rocky planet, and being the right temperature for liquid water. (1/N)
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John Holbein @johnholbein1.bsky.social · 30/08/2025
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 13/08/2025
Wound up with some cool @uchile.bsky.social merch and got a chance to interact with students from various departments at the International Graduate Student Gathering 2025😊 #fcfm #uchile
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Kevin Hardegree-Ullman @kevinkhu.bsky.social · 11/08/2025
Kepler mission: smaller stars have more short-period, small #exoplanets. Theory: the smallest stars won’t have enough disk material to make small planets so there must be a turnover. Kepler+K2: We have found a turnover! Check out our newest Scaling K2 paper: arxiv.org/abs/2508.05734 🧵 1/9 🔭🧪☄️
arxiv.org
Scaling K2 VIII: Short-Period Sub-Neptune Occurrence Rates Peak Around Early-Type M Dwarfs
We uniformly combined data from the NASA Kepler and K2 missions to compute planet occurrence rates across the entire FGK and M dwarf stellar range. The K2 mission, driven by targets selected by guest ...
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Exoplanet Courier @exocourier.bsky.social · 11/07/2025
[2507.07181] Harshitha M. Parashivamurthy & Gijs D. Mulders: Radius valley scaling among low mass stars with TESS. link
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Exoplanet Courier @exocourier.bsky.social · 28/07/2025
[2507.18665] Karl Stapelfeldt & Eric Mamajek: NASA Exoplanet Exploration Program (ExEP) Science Gap List. link
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 25/07/2025
Family feud: Exoplanet demographics version! Also, no manual vetting and utilize metadata!👀 @aussiastronomer.bsky.social #sagan2025 #exoplanets
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 25/07/2025
Finding atmospheres would be great, but not finding them would be profound! (In the case of M dwarfs) - Jacob Lustig-Yaeger #sagan2025 #exoplanets
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 25/07/2025
Exoplanet demographics are key: Integrative. A key point from today's talk by Daniel Apai at #sagan2025 on future prospects of key planetary processes and trends in the sub-Neptune population. #exoplanets
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 24/07/2025
Panel: Demographics of life in the universe! Bio-signatures or Techno-signatures in the next 20 years? #ssw2025 #exoplanets
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ESO @eso.org · 24/07/2025
ALMA found evidence for complex organic compounds, such as sugars & amino acids, in a protoplanetary disc. Thus, discs may inherit these complex molecules from interstellar clouds. More in this press release by @mpi-astro.bsky.social : www.mpia.de/news/science/2025-05-v8… 🔭 🧪
mpia.de
The evolution of life may have its origins in outer space
Astronomers find complex organic molecules – precursors to sugars and amino acids – in a planet-forming disc.
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 23/07/2025
@bot.astronomy.blue signup
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 23/07/2025
What does the radius valley tell about the planet formation scenario around low mass stars? And how does it connect it with water worlds? To know more, come visit my poster #37 at SSW2025. #sagan2025 #exoplanets
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 23/07/2025
Exoplanet architectures and demographics covered by Courtney Dressing and Ilaria Pascucci! #sagan2025 #exoplanets
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 22/07/2025
All-Seeing TESS! Slide from the #sagan2025 talk from Joshua Winn. #exoplanets
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 21/07/2025
Day 1 at #sagan2025.
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NSF–DOE Rubin Observatory @rubinobservatory.org · 17/07/2025
Ever been to a party so good you couldn’t stop talking about it? Same here 🥳 #RubinFirstLook was unforgettable, and made even more incredible thanks to 360+ Watch Parties around the world celebrating with us on June 23! 🔭🧪 Enjoy this trip down memory lane with us 🤩
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 17/07/2025
@bot.astronomy.blue signup
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 04/07/2025
Just curious, with an MBA degree, will I also be able to open a deep dish pizza restaurant?🤨
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Gijs D Mulders @gijsmulders.com · 01/07/2025
Why does the solar system not have super-Earths? A thread #exoplanets ☄️
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NSF–DOE Rubin Observatory @rubinobservatory.org · 23/06/2025
Want to see NSF–DOE Rubin Observatory's Cosmic Treasure Chest for yourself? Explore using Rubin's Skyviewer! There are billions of pixels to explore, and you might be the the first to lay eyes on a small, distant galaxy! #RubinFirstLook #CaptureTheCosmos skyviewer.app
skyviewer.app
Skyviewer
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 23/06/2025
Vera Rubin watch party: Department of Astronomy, University of Chile.🌌 First images and activities! @noirlabastro.bsky.social @noirlabastroes.bsky.social @vrubinobs.bsky.social
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 16/06/2025
Caricature me!
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a grassland chase 🌾🌾🌾🌾 @chasesolidago.bsky.social · 13/06/2025
i hate how much of life these days is keep reading news that is beyond my control and overwhelmingly horrifying or idk go look at a spreadsheet and another documentary about theme parks
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Seven Machina Rasmussen @toomanyspectra.bsky.social · 08/06/2025
too normal to make it on elon’s twitter, not annoying enough to libpost on bluesky, too poor to be an instagram influencer… what’s a 30-something internet microcelebrity to do
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Astrobites @astrobites.bsky.social · 07/06/2025
From guest author Sakhee Bhure: We always say we’re made of stardust, but are we actually made out of our star’s dust? Today’s paper discusses the link between stellar composition, and their host planet composition, in order to answer that question. 🔭✨☄️ astrobites.org/2025/06/06/s...
astrobites.org
Siblings vs Only Planets: Traits and Dynamics of M dwarf Families
We always say we're made of stardust, but are we actually made out of our star's dust? Today's paper discusses the link between stellar composition, and their host planet composition, in order to answ...
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 06/06/2025
Just some camellids looking towards a relaxing weekend! #LagoChungarà
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 03/06/2025
If #RCB can do it, so can we all! #IPL2025 #EeSalaCupNamde #Bengaluru
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Dr. Skylar Grayson @skylargrayson.bsky.social · 29/05/2025
"Why should my tax dollars go to fund your astrophysics research?" A thread. 🔭🧪 Brushing aside how absurdly little of the federal budget goes to science (according to the Planetary Society NASA accounts for only 0.3% of federal spending), the benefits of funding astronomy fall into two camps. (1/n)
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Harshitha M Parashivamurthy @harshithamysore.bsky.social · 30/05/2025
Story of my current life!! #NYTimes #minicrossword
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