146 search results for “radio astronomy” in the Staff website
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No exams or lectures, but building a radio telescope with empty paint cans
No more lectures and exams for the Radio Astronomy course taught by Michiel Brentjens. The corona crisis is a moment of reflection that has changed his whole way of teaching. Instead of being in front of the class, he lets his students build a radio telescope with paint cans.
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Ferial Chummun Scholarship in Astronomy
Master
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Huub Rottgering
Science
rottgering@strw.leidenuniv.nl | +31 71 527 5851
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Astronomy through a pinhole
You can make some astounding images using just a box with a hole. Inspired by the celebration of Leiden as the European City of Science, Professor Matthew Kenworthy left several pinhole cameras across the Observatory over the course of 2021. This is how the simplest devices may uncover the greatest…
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New podcast about astronomy for the greater good
How does astronomy benefit you? The new single-episode podcast Cosmic Perspectives explores the impact of Dutch astronomy on society: from building positive international relationships to the transfer of life-changing technology.
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Michiel Hogerheijde temporary programme director MSc Astronomy
Michiel Hogerheijde has been appointed temporary programme director of the Astronomy master's programme from 1 January to 1 September 2024. He takes over the duties of Harold Linnartz, who unexpectedly passed away at the end of December. Hogerheijde combines the position with his duties as programme…
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Black holes are sometimes gigantic volcanoes. Martijn Oei earned his PhD on the subject, with honours
Not everything that comes close to a black hole is swallowed by it. Black holes can also hurl material away, and that chance turns out to be considerably bigger than previously thought. Martijn Oei's accidental discovery and his subsequent research on it earned him a cum laude promotion on 12 Decemb…
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Joshua Albert
Science
albert@strw.leidenuniv.nl | +31 71 527 2727
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George Miley
Science
miley@strw.leidenuniv.nl | +31 71 527 5849
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Ana Cristina Arcos Marin
Science
a.c.arcos.marin@liacs.leidenuniv.nl | +31 71 527 2727
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Leiden’s Astronomy and Society group develops new materials for public engagement trainers
Do you practice public engagement? The International Astronomical Union (IAU) has just released a unique set of open-source materials designed to be used in public engagement training workshops.
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Frustrated scientists convince astronomy journal to implement trans inclusive name change policy
A group of united astronomers have successfully convinced Europe’s leading astronomy journal Astronomy & Astrophysics to institute a name change policy for transgender people and others. ‘It’s really frustrating that such a large organisation needed an initiative from outside to adopt a more inclusive…
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Michiel Hogerheijde
Science
michiel@strw.leidenuniv.nl | +31 71 527 5590
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'If you think astronomy is a man's world, then it's your job to make a change'
During her master's thesis, Nashanty Brunken (24) worked in a team with five other women. With this female team, they discovered the largest molecule so far identified in a disc. 'I have learned so much and because we are all women, it is incredibly empowering. It's very cool to see how far we've come…
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New generation galaxy formation simulations on the horizon – Evgenii Chaikin received his doctorate with honours
Simulations of galaxy formation provide much more information about galaxies than a telescope. Simulations have been improving significantly in recent years. Astronomer Evgenii Chaikin made such a significant contribution to this field that he graduated with honours on February 27th.
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Leiden Classics: The Leiden Observatory, the world’s oldest university observatory
Whether finding signals of dark matter or discovering hydrogen in the vicinity of exoplanets, Leiden astronomers are world players in their field, and they are part of a long tradition: Leiden was the first university in the world to have its own observatory.
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Astronomers find missing link for origin of water in solar systems
An international team of astronomers, including astronomers from Leiden University, has found the missing link in the path taken by water through star-forming clouds and young stars to comets and planets. They did so with the help of the ALMA observatory in Chile. The researchers published their findings…
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Elena Maria Rossi continues her search for the origins of the largest black holes, but now as a professor
Elena Maria Rossi is fascinated by black holes. Her appointment as a professor was a long-held wish, partly because there are so few female professors in her field. ‘My appointment is also a milestone for the Leiden Observatory.’
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Sense Jan van der Molen new scientific director LION: ‘We strive for scientific excellence as well as a healthy work-life balance’
Sense Jan van der Molen is vanaf 1 maart de nieuwe wetenschappelijk directeur van het Leiden Instituut voor Onderzoek in de Natuurkunde.
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Do we have a standard model of cosmology?
Lecture, Oort lecture
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First photo of black hole at the heart of our Galaxy
Finally we know for sure that there is a black hole at the centre of our own galaxy. Today, astronomers unveiled the first ever photo of Sagittarius A*, a super-massive object at the centre of the Milky Way. This picture could only be taken thanks to the cooperation of telescopes worldwide.
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Black hole one year later: proof of a persistent shadow
The brightness peak of the ring around M87's supermassive black hole has shifted 30 degrees counterclockwise in a year. This is shown by new images released by the Event Horizon Telescope consortium.
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Need help with a media appearance or interview? Check the Media Guide for Researchers
Research
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ESA presents first crystal-clear Euclid photos of the cosmos
The first full-colour images of the cosmos from ESA's space telescope Euclid were presented today. Never before has a telescope been able to take such crystal-clear astronomical images of such a large part of the sky and so far into the deep universe. The five images illustrate Euclid's full potential;…
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Multiple KHMW awards for science students
As many as seven first-year students from the Faculty of Science were honoured as young talents. In addition, the Royal Holland Society of Sciences and Humanities (KHMW) also lauded three master's students and an astronomy project during a vibrant ceremony on 28 November. Professor of Science Communication…
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Efficient Deep Learning
Lecture
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Podcast
Audio podcasts or audio recordings have a broad range of opportunities in education. Podcasts can be used to transfer knowledge (audio lectures), record interviews, record instructions for a field trip or to make a short radio documentary on location. Podcasts are a flexible medium, the small file size…
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Student cleans up archival data and uncovers two stellar cocoons
While investigating 16 years of images of young stars from a retired astronomical camera, Leiden master's student Sam de Regt discovered that two of those stars were still enveloped in birth clouds. Never before has anyone captured these two stars in so much detail. He publishes his data-cleaning method…
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Lights out, stars on: Daan Roosegaarde on Seeing Stars Leiden
‘What if we switch off all the lights one evening? That idea crossed my mind from time to time. And when I mentioned it to a taxi driver one day, he said: “Oh, you mean: lights out, stars on!” That’s not completely true, of course, because the stars are always on, but his phrase summed up the idea n…
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Supermassive Black Holes and Where to Find Them
Lecture, Oort lecture
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Working in a lab
Working in a laboratory is different from working in an office. Some of the rules that apply when working in or around a laboratory are given below.
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Academic outreach: an introduction to sharing your research via social and conventional media
Communication, Outreach
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The most read stories of 2021 from Leiden University
Research into depression in children, Leiden alumni in the Dutch House of Representatives and an exceptional achievement by one of our students: what do this topics have in common? They are among our most read stories of 2021.
- Scholarships
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Mesmerising images from James Webb space telescope
The 'deepest and sharpest' image of the Universe to date: the first photos from the new James Webb space telescope yesterday mesmerised astronomers and the public alike. Leiden Professor of Molecular Astrophysics, Ewine van Dishoeck, spoke to various media outlets about the first images, which include…
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Verkiezing voor nationale bloem
Nederland heeft geen nationale bloem en daar wil het radioprogramma Vroege Vogels verandering in brengen. Verschillende experts van Universiteit Leiden zijn betrokken bij de verkiezing.
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Popular science events
Every year Leiden University organises a number of events where our researchers share their knowledge with an audience of all ages. We are also involved as a partner in a number of local and national events. Fancy joining in? See who to contact below.
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Guidelines for ‘In the media’ pages
If a researcher has appeared on the TV or radio or in a newspaper, for example, you can create an ‘In the media’ page referring to this. How do you write a good ‘In the media’ page? Below are some guidelines.
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In memoriam Harold V.J. Linnartz 1965 – 2023: Unlocking the Chemistry of the Heavens
With great sadness we share the news that Prof. Harold Linnartz passed away suddenly and unexpectedly on Sunday 31 December 2023. We are all in shock, and our thoughts are with his wife and children, other family, and friends. Harold was at the heart of our institute, as a researcher, as a supervisor,…
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Michiel Hogerheijde new Programme Director at Leiden Observatory
Michiel Hogerheijde will be the new Programme Director of the bachelor Astronomy starting 1 October. The appointment is for four years. Hogerheijde succeeds Harold Linnartz who has held the position since 2018.
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After the launch of the next big space mission: ‘This is a big step towards understanding dark matter and dark energy.’
Henk Hoekstra and Alessandra Silvestri work on the astronomy and theoretical physics in the Euclid mission. These Dutch researchers are part of the mission.
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‘When a student sees the light, that’s what fulfills me’
'Education has always been something I am very interested in,' says the passionate Michiel Hogerheijde. He was already chairman of the astronomy programme committee and has been teaching for many years. Since 1 October, he is also the new Programme Director of the astronomy bachelor. 'I really enjoy…
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Harold Linnartz opnieuw benoemd voor vier jaar
Prof Harold Linnartz has been reappointed Director of Education of the bachelor and master programmes of Astronomy. The appointment is for a period of four years, until 1 October 2026.
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Ewine van Dishoeck receives Fritz Zwicky prize for astrophysics & cosmology
The Fritz Zwicky Prize 2022 for Astrophysics & Cosmology has been awarded to Prof. Ewine F. van Dishoeck for her pioneering, decades-long work in astrochemistry and molecular spectroscopy, as well as for her leadership within the astronomical community. The award was announced today by the European…
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analyst position in projects in animal stem cell models
Science, Leiden Academic Centre for Drug Research (LACDR)
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Scientists discover the largest stellar black hole in the Milky Way
A European team of astronomers has discovered the largest stellar black hole in the Milky Way. It is more than thirty times as massive as our sun and is located in the constellation of Aquila, about two thousand light-years from Earth. The astronomers stumbled upon the black hole by chance while preparing…
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‘Media appearances are less scary than you might think’: Researchers share their top tips
As a researcher, it can be fun and useful to talk to the media about your work. But on what terms should you agree to do an interview or appear on a talk show? And how do you tell an engaging story? The Media Guide for Researchers is here to help. Three colleagues share their top tips.
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Combining art and science in the recovery of Ukraine
How wonderful would it be to use art, technology and science in Ukraine's recovery? Young Ukrainians currently residing in Poland get guidance to develop creative programmes and activities that can later be implemented. Leiden astronomers Pedro Russo and Kateryna Frantseva cooperate in the project.
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Marco Beijersbergen fellow of the Netherlands Academy of Engineering
Cosine Marco Beijersbergen has been appointed as one of the distinguished 62 fellows of the Netherlands Academy of Engineering (NAE). With these fellows, the NAE emphasises the importance of technological innovation for sustainable social change. The inauguration is on 13 November.
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What was there first? Water or planets?
Could water be present in planet-forming disks before the formation of rocky planets? The James Webb Space Telescope may have found evidence for that. Webb has for the first time observed water in the inner disc around young star where at greater distance, giant planets have already formed. The research…