László Molnár's Avatar

László Molnár

@lacalaca85

Astronomer, ally, dad, 'SeismoLab' Forefront grant PI. I play with space telescopes. Bilingual tweets (ENG/HUN), views my own.

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09.10.2023
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Latest posts by László Molnár @lacalaca85

The gutting of NASA Goddard has had a devastating effect on high energy astrophysics. The AXIS probe mission proposal was rejected without review. (The Goddard X-ray mirror lab was significantly impacted by shutdowns and pressured retirements, against the congress approved budget for NASA.)

09.03.2026 20:39 👍 92 🔁 42 💬 3 📌 2
Clockwise, from top left: Jupiter, Saturn, Neptune, and Uranus. None of the worlds is to scale, but all are imaged with JWST's near-infrared (NIRCam) instrument.

Clockwise, from top left: Jupiter, Saturn, Neptune, and Uranus. None of the worlds is to scale, but all are imaged with JWST's near-infrared (NIRCam) instrument.

The giant planets of the Solar System, by JWST.

09.03.2026 02:46 👍 418 🔁 118 💬 4 📌 10
Cover of "Picture an Astronomer: Best Practices for Retaining Talent in Astrophysics", which features an illustration of a 19-year-old Vera Rubin looking through a telescope over a backdrop of a first light image of spiral galaxies from the Rubin Observatory.

Cover of "Picture an Astronomer: Best Practices for Retaining Talent in Astrophysics", which features an illustration of a 19-year-old Vera Rubin looking through a telescope over a backdrop of a first light image of spiral galaxies from the Rubin Observatory.

Happy International Women's Day!

Perfect time for me to (re)share our white paper on increasing the retention of women in professional astrophysics (really full of suggestions that broaden participation in academic science in general).

arxiv.org/abs/2512.24465

🧪🔭☄️👩‍🔬

08.03.2026 20:00 👍 172 🔁 71 💬 3 📌 3

For all the but how can we afford space exploration folks…this means we’ve already spent more on this war that started last week than Cassini cost in the 26 years it took to build, launch, and operate it.

04.03.2026 20:41 👍 1487 🔁 547 💬 7 📌 7

There have been MULTIPLE early leaks of scientific discoveries via DECORATED CAKE. Scientists are good at many things, but shutting up is definitely not one of them.

04.03.2026 11:51 👍 880 🔁 216 💬 10 📌 10
My first science video in 3 years
My first science video in 3 years YouTube video by Physics Girl

Dianna made a new Physics Girl video!!!
www.youtube.com/watch?v=B3m3...
(in case you didn't know, she's been suffering from long COVID and for a while barely had the energy to _exist_ let alone do anything, like literally anything, and still prone to crashes, but this is magnificent)

03.03.2026 21:31 👍 1 🔁 0 💬 0 📌 0

I'm gonna use this screenshot to scare my students xd

03.03.2026 09:10 👍 1 🔁 0 💬 0 📌 0

I love this, already assigned alpha UMa to one of my students since that's in a binary. :) (Seismic RV data for the RGBs would be cool too, based on our gamma Per results - on TASOC review soon) ;)

01.03.2026 11:40 👍 1 🔁 0 💬 0 📌 0
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Two satellite proposals threaten dark and quiet skies worldwide Giant mirrors in space to create sunlight at night and an AI data center made up of 1-million satellites are undergoing regulatory approval. How did we get here?

From Tori Bonidie and Magnus L’Argent: Giant mirrors in space to create sunlight at night and an AI data center made up of 1-million satellites are undergoing regulatory approval. How did we get here? ⚛️ 🔭 ☄️ 🧪
astrobites.org/2026/02/26/reflect-orbital-ai-data-center/

01.03.2026 01:13 👍 46 🔁 23 💬 4 📌 4

I want to repeat comments I already made on this plot since some news outlets seem to ignore them: Hubble will not reenter until early 2030s. The curve here is alarming, but will flatten out as we hit solar minimum in the coming years. I still think it's time for NASA to take action on a reboost.

27.02.2026 21:08 👍 136 🔁 38 💬 5 📌 1
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NIST to introduce restrictions on non-US citizens The precision measurement and quantum communities are upset about the secretiveness of the move and its potential damage to US science.

Restrictions on international researchers at NIST stand to be the latest blow to the US research community. #physics #quantum

27.02.2026 22:09 👍 11 🔁 9 💬 0 📌 1

He's specifically talking about "training", so it's not about just being nice with acquaintances. Can mean children, can mean students, graduates, trainees we teach.

22.02.2026 19:55 👍 0 🔁 0 💬 0 📌 0

doesn't even have to mean parenting, can be teaching as well. I'd rather work with university students instead with a chatbox all day.

22.02.2026 14:14 👍 2 🔁 0 💬 1 📌 0
AI Isn't as Powerful as We Think | Hannah Fry
AI Isn't as Powerful as We Think | Hannah Fry YouTube video by New Scientist

"there are certain situations where AI can do superhuman things, but you know, so could forklifts"
www.youtube.com/watch?v=iitq...

22.02.2026 14:12 👍 7 🔁 2 💬 1 📌 0

Will an AI hold your hand, Sam? Will and AI cry on your shoulder, Sam? Will an AI share a coffee with you to talk about life, Sam? Will it look into your eye and say thank you for everything and will you vision suddenly blur from tears? Go to hell, Sam.

22.02.2026 11:41 👍 9 🔁 2 💬 5 📌 0

should've bought a lottery ticket LOL

20.02.2026 15:37 👍 0 🔁 0 💬 0 📌 0

"majority opinion joined by Justices Neil Gorsuch and Amy Coney Barrett, two of Trump’s three Supreme Court picks"

"Brett Kavanaugh, Trump’s other appointee, wrote the main dissent, joined by Justices Clarence Thomas and Samuel Alito"

I see a pattern emerging here...

20.02.2026 15:37 👍 1 🔁 0 💬 0 📌 0

And after all that, the Pitt/Cruise AI fight scene appears to have been just digital BG and face replacement on multi-angle green screen reference videos of two real live human stuntees fighting.

In other words, like most AI hype — it was a con. www.shokunin.studio/blog/2026/2/...

19.02.2026 01:17 👍 4570 🔁 1617 💬 62 📌 208

I mean, ADS will be replaced by SciX sooner or later and I just hope they gonna keep the things that make ADS great...

17.02.2026 07:47 👍 3 🔁 0 💬 1 📌 0

If you see this post a Star Trek

17.02.2026 06:57 👍 0 🔁 0 💬 0 📌 0

I've made this same case years ago when debunking the Apollo Hoax clowns. They're dipped up to their ears, but other people are listening.

17.02.2026 02:47 👍 342 🔁 45 💬 3 📌 1

Has anyone told Avi Loeb that the Wow Signal was detected the night before Elvis died?
I mean it COULD could be a coincidence but when you do the math it seems very unlikely.

16.02.2026 23:10 👍 82 🔁 15 💬 6 📌 3

És ne feledd, hogy a morgolást continvoucly kell csinálni xd

17.02.2026 06:49 👍 2 🔁 0 💬 0 📌 0

Looks like they turned up the difficulty to 11 again

16.02.2026 12:37 👍 0 🔁 0 💬 0 📌 0

the most impactful thing Elon Musk has ever done or will ever do regarding science and innovation in this country is illegally cut billions of dollars of research funds for literally no reason

08.02.2026 03:01 👍 4565 🔁 1001 💬 38 📌 22

This is a reminder than neither Elon Musk nor SpaceX have ever had any actual plans to send anything or anyone to Mars or to the Moon.

SpaceX just sells rockets to the agencies that do.

07.02.2026 02:22 👍 11 🔁 2 💬 0 📌 0
Post image Post image

LOL, valaki substacken keresztül próbál fake NAV emaileket kiküldeni:

06.02.2026 15:35 👍 1 🔁 0 💬 1 📌 0
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The Landscape of Undergraduate Astronomy and Astrophysics Degree Requirements In this document we summarize the results of a survey of undergraduate degree-granting programs conducted by the 2024-2025 American Astronomical Society Education Committee's Subcommittee on UndeRgrad...

Interesting paper on requirements for undergraduate astronomy degrees and how non-uniform they are, and how this impacts students with these degrees: arxiv.org/abs/2602.03959

05.02.2026 17:01 👍 16 🔁 9 💬 0 📌 0

Or this little, silly country I'm in... so many great undergrads, so few PhD and postdoc options. Mostly just "make your supervisor win grants".

31.01.2026 08:46 👍 1 🔁 0 💬 1 📌 0

Az NKFIH ajánlata annyi, hogy találjanak témavezetőt, szeniort, aki nyer pályázatot és alkalmazza őket. Gulyás Balázs ajánlata annyi, hogy menjenek külföldre. Van aki már most külföldön tanul, és esetleg visszajönne: erre semmi válasz.

30.01.2026 18:06 👍 2 🔁 0 💬 0 📌 0