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Hossam Aly

@astrohoss.bsky.social
1.4K followers 514 following 358 posts

Astrophysics postdoc, currently at TU Delft🇳🇱. Planet Formation, Accretion Discs (especially misaligned and warped ones), Dust Evolution, Computational Astrophysics. Formerly Leicester🇬🇧, Milan🇮🇹, Lyon🇫🇷, and Heidelberg🇩🇪. Originally from 🇪🇬

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Reposted by Hossam Aly
Hossam Aly @astrohoss.bsky.social · 02/10/2026
It was always obvious to me that Rigel, Fomalhaut, and Algol are Arabic names. Others weren't so obvious. Betelgeuse, however, made no sense. But now I know it's because someone made a typo 800 years ago Suppose it's a bit late to go back to Yadeljawza astrobites.org/2026/10/02/w...
astrobites.org
Why the Night Sky Speaks Arabic
"Betelgeuse" is an 800-year-old typo of an Arabic name. So how did so many famous star names in our night sky come from Arabic?
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Hossam Aly @astrohoss.bsky.social · 02/10/2026
It was always obvious to me that Rigel, Fomalhaut, and Algol are Arabic names. Others weren't so obvious. Betelgeuse, however, made no sense. But now I know it's because someone made a typo 800 years ago Suppose it's a bit late to go back to Yadeljawza astrobites.org/2026/10/02/w...
astrobites.org
Why the Night Sky Speaks Arabic
"Betelgeuse" is an 800-year-old typo of an Arabic name. So how did so many famous star names in our night sky come from Arabic?
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Hossam Aly @astrohoss.bsky.social · 30/09/2026
Thank you for this! There's so many reasons why ECRs would post to arxiv before acceptance, but this paper completely ignores them and states that it's harmful to ECRs because something something it forces them into big collaborations?!
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Hossam Aly @astrohoss.bsky.social · 13/09/2026
Trump is not so orange after all!
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Hossam Aly @astrohoss.bsky.social · 13/09/2026
Often the solution itself is not the point. If Euler and d'Alembert could use AI to solve the wave equation we wouldn't have developed what then became Fourier series.
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Hossam Aly @astrohoss.bsky.social · 05/09/2026
On that note, about 25% of the 'normal' stuff in the universe is actually Helium, almost all of it formed about 3 minutes after the Big Bang
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Hossam Aly @astrohoss.bsky.social · 05/09/2026
Helium was discovered in the sun (spectroscopy) before it was found on earth. That's why it's called Helium
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Hossam Aly @astrohoss.bsky.social · 01/09/2026
William the conqueror figure at the top saying: Thou shall call me Guillaume le conquerant. Figure of peasants replying: William the bastard! William says in response: quoi? other peasants replying: sup Bill
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Hossam Aly @astrohoss.bsky.social · 19/08/2026
In a way the teacher was not wrong, 35 years later and I'm still at school
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Hossam Aly @astrohoss.bsky.social · 19/08/2026
Back in kindergarten a school teacher told my mum that essentially I'm too thick and she doubts I'll be able to graduate from school. This was back in Egypt in the 90s and autism was not a thing people knew about. My mum only told me this story after I got my PhD in theoretical astrophysics
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Reposted by Hossam Aly
Hossam Aly @astrohoss.bsky.social · 14/08/2026
They hounded him relentensly for weeks just to gather ammunition in their anti DEI war. Now he's dead. What a horrid crowd! www.bbc.com/news/article...
bbc.com
Jason Arday: Former Cambridge university professor found dead
Emergency services said a man was found "unresponsive" at an address in Battersea, south London, on Friday afternoon.
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Hossam Aly @astrohoss.bsky.social · 14/08/2026
It was insane! And it was very clear why they're doing it. I'm seething...
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Hossam Aly @astrohoss.bsky.social · 14/08/2026
They hounded him relentensly for weeks just to gather ammunition in their anti DEI war. Now he's dead. What a horrid crowd! www.bbc.com/news/article...
bbc.com
Jason Arday: Former Cambridge university professor found dead
Emergency services said a man was found "unresponsive" at an address in Battersea, south London, on Friday afternoon.
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Reposted by Hossam Aly
Hossam Aly @astrohoss.bsky.social · 13/08/2026
Aside from the anti DEI dig (from the OG article), Newton was a vengeful arsehole and a bully. He would fare very well anywhere in today's academia.
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Hossam Aly @astrohoss.bsky.social · 13/08/2026
Aside from the anti DEI dig (from the OG article), Newton was a vengeful arsehole and a bully. He would fare very well anywhere in today's academia.
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Hossam Aly @astrohoss.bsky.social · 13/08/2026
The way they're milking this definitely suggests the anti DEI crowd is stacking ammunition for years to come
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Hossam Aly @astrohoss.bsky.social · 12/08/2026
Lol accurate!
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Hossam Aly @astrohoss.bsky.social · 12/08/2026
Not to be confused with quasi stellar objects, of course, which are in fact quasars
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Hossam Aly @astrohoss.bsky.social · 12/08/2026
Didn't we use to call these Quasi-stars? Or am I too old? I remember they were proposed as one of the (slightly more speculative) scenarios for SMBH seeds
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Hossam Aly @astrohoss.bsky.social · 12/08/2026
Great news! Wyn Evans wins whistleblower tribunal against the university of Cambridge. www.theguardian.com/education/20...
theguardian.com
University of Cambridge whistleblower who reported alleged bullying wins employment tribunal
Prof Wyn Evans, who raised concerns over treatment of female staff at Institute of Astronomy, was subject to ‘baseless’ investigation, judge rules
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Hossam Aly @astrohoss.bsky.social · 19/07/2026
Glad to see Argentina's tactic of playing football with their elbows did not win them the title!
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Hossam Aly @astrohoss.bsky.social · 14/07/2026
I've always thought there's so few theorists* here in the Netherlands and this is quite a nice illustration of that :) *Apart from cosmology
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Hossam Aly @astrohoss.bsky.social · 10/07/2026
Naming it Eärendil...
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Hossam Aly @astrohoss.bsky.social · 10/07/2026
Noice! It's a really cool experience :)
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Hossam Aly @astrohoss.bsky.social · 10/07/2026
Go see it if you're around! We went to Bayeux a few years back specifically to see it. One of earliest pieces of mass propaganda in European history (though I would've probably been team Harold if I lived in 1066)
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Hossam Aly @astrohoss.bsky.social · 09/07/2026
Circa 2016 a lot of people in US suddenly started using taqqiya as a talking point, obviously with no idea what it means. It was like a flip switch. People like Sam Harris were suddenly sounding like a Salafist having a go at Shia
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Reposted by Hossam Aly
Rima I Anabtawi @rimaanabtawi.bsky.social · 07/07/2026
After flag gesture, Egypt team's coach urges: 'Let the Palestinian people live' He added, “people who have no empathy for Palestinian civilians have lost part of their humanity.” www.haaretz.com/sports/2026-...
haaretz.com
After flag gesture, Egypt team's coach urges: 'Let the Palestinian people live'
'Let the Palestinian people live,' Hossam Hassan told reporters, adding that people who have no empathy for Palestinian civilians 'have lost part of their humanity.' Hassan waved the Palestinian flag ...
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Reposted by Hossam Aly
Standing Together @standing-together.bsky.social · 06/07/2026
1/ An Israeli soldier threw a stun grenade into a Palestinian vehicle while blocking the door and preventing the driver from escaping, during a raid on the Qalandia refugee camp near Ramallah yesterday.
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Hossam Aly @astrohoss.bsky.social · 03/07/2026
Also let it be known, it was a Hossam who sealed the deal
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Hossam Aly @astrohoss.bsky.social · 03/07/2026
Masr!
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Hossam Aly @astrohoss.bsky.social · 17/06/2026
Lads on tour meeting the expectations. More at 9...
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Hossam Aly @astrohoss.bsky.social · 17/06/2026
They should fund science instead of whatever this is
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Hossam Aly @astrohoss.bsky.social · 13/06/2026
hot take: self-service checkouts are among the best inventions for autistic people, and countries that refuse to widely adopt them (hi Germany hello) are anti-autism
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Hossam Aly @astrohoss.bsky.social · 07/06/2026
*I know irradiance is more physically relevant but I chose to go with the better pun
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Hossam Aly @astrohoss.bsky.social · 07/06/2026
Vive la radiance!
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Hossam Aly @astrohoss.bsky.social · 03/06/2026
Letting the tasteless joke slide, glorified autocomplete is not a replacement for grad students. But even if it were, what happened to training the next generation of academics?!
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Hossam Aly @astrohoss.bsky.social · 29/05/2026
Thank you for the continuous and tireless resistance!
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Hossam Aly @astrohoss.bsky.social · 29/05/2026
The UK has always been punching above its weight when it comes to astrophysics. It's really bewildering that someone decided to put an end to this excellence. This article is great in numerating the various ways all of astro would be affected if the UK scales back its contribution.
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Hossam Aly @astrohoss.bsky.social · 15/05/2026
Today is a good day to learn about the Nakba
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Hossam Aly @astrohoss.bsky.social · 14/05/2026
Please sign! This is awful. Nottingham is a world-class astronomy department.
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Hossam Aly @astrohoss.bsky.social · 27/04/2026
What does my head in is when you hang out with high energy astronomers and you hear them use ev as a measure of temperature not energy
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Hossam Aly @astrohoss.bsky.social · 23/04/2026
\citealt [see also][] {the first and second Schmalkaldic wars, the French 8 wars of religion, the 30 years war, the 80 years war, the Tudor invasion of Ireland, the Anglo-Spanish wars}
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Hossam Aly @astrohoss.bsky.social · 18/04/2026
edition.cnn.com/interactive/... This is beyond shocking and disgusting. The scale of these crimes, the number of men who took part or consumed this content, is beyond disturbing. This is also likely underreported. The problem is much bigger, and yet is not receiving enough attention
edition.cnn.com
Exposing a global ‘online rape academy’ that is teaching men how to abuse women and evade detection
CNN exposes an online network of men encouraging each other to drug and assault their partners, and swap tips on how to get away with it.
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Reposted by Hossam Aly
Nanjala @nanjala.bsky.social · 08/04/2026
This is ethnic cleansing.
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Hossam Aly @astrohoss.bsky.social · 03/04/2026
Masripithecus is a good name! (Masri means Egyptian in Egyptian Arabic)
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Reposted by Hossam Aly
Astronomer Royal for Scotland | Catherine Heymans @astroroyalscot.bsky.social · 04/03/2026
Here is my run-down of today's Science, Information & Technology Committee hearing (House of Commons) where @jonbutterworth.bsky.social @si-wills.bsky.social & I argued for no funding cuts, & Prof. Michele Doughtery explained why they were needed. The public gallery again packed with physicists 🔭👩‍🔬⚛️
Rows of people wearing orange lanyards in a House of Commons committee hearing.  At the front is Catherine sporting her "I'm about to perform an appendectomy" mask and looking particularly snazzy.
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Hossam Aly @astrohoss.bsky.social · 28/02/2026
The entire statement is nonsense, but the last sentence in particular: in what way are these servicemembers brave?!!! They're not! They're pushing a button killing a bunch of civilians 100s of miles away, knowing that the retaliation will only be against a bunch of other civilians in the region
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Hossam Aly @astrohoss.bsky.social · 28/02/2026
Operation Epic Fuckup
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Hossam Aly @astrohoss.bsky.social · 28/02/2026
Not only that, but the US and Israel effectively and instantly killed any chance those protesters had.
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Reposted by Hossam Aly
Bibiana Prinoth @bibianaprinoth.ch · 27/02/2026
The ESO studentship was probably one of the best experiences of my academic career so far; recommend it 100%! Please spread into your networks. Happy to answer questions or even host a student with one of my fellow #exoplanets people. Just get in touch!💙
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