Leiden pharmacy and pharmacology has risen to 17th place in the QS World University Rankings by Subject. In 2016 it was in 21st place in this annual ranking of leading universities in 46 disciplines.

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.

The Astronomy & Society group of Leiden Observatory takes a new turn in science: they have decided to share their rejected research proposals with the scientific community. ‘We put a lot of effort into them, and now hopefully others can benefit from our work. Maybe it even results in new collaborations,’…

‘My lectures have to be as enjoyable as possible for the students, even when they're about the drier parts of maths.' Robert-Jan Kooman is one of the nominees for the LUS Teaching Prize.

Almost 7,000 prospective students came to Leiden last Saturday to visit the Open Day. They came from all corners of the Netherlands and even from abroad to start the process of choosing a degree programme. At the Information Fair in the Pieterskerk they were able to ask students and study advisers all…

Three Dutch-Belgian telescopes have started operating at the ESO La Silla Observatory in Chile. This so-called BlackGEM array will scan the southern sky to hunt for cosmic events that produce gravitational waves, such as mergers of neutron stars and black holes. Leiden astronomer Rudolf le Poole is…

Staff and student mobility, a cooperative education programme and the possibility of a joint research center in artificial intelligence and data science. A delegation from Chinese partner XJTU paid a fruitful visit to the Faculty of Science in the last week of October.

Cornelia Pabst is a PhD candidate at Leiden Observatory, whose research is based around primary data taken by instruments onboard SOFIA, an airplane-based observatory on which she has flown multiple times. Pabst explains how this airplane has impacted her research career and gives her views on the ever-present…

A team of Leiden astronomers has managed to calculate the first 100 million years of the history of the Oort cloud in its entirety. Until now, only parts of the history had been studied separately. The cloud, with roughly 100 billion comet-like objects, forms an enormous shell at the edge of our solar…

Leiden PhD researcher Karin Öberg is one of the 17 winners of the NASA Hubble Fellowship. When she has obtained her PhD this autumn she will move to the United States for three years to conduct post-doctoral research into the role of ice in star formation.

For only the second time ever, astronomers have linked a neutrino to an object outside our Milky Way. These observations were made using telescopes both on Earth and in space. The researchers, including Leiden astronomer Sjoert van Velzen, were able to trace the neutrino to a black hole that is devouring…

Matthew Fields, from Philadelphia, US, came to Leiden to study astronomy as part of the Euroscholars scheme. 'I came here to gain valuable research experience, and I haven't been disappointed!'

How do molecules originate and evolve in space? And how does that ultimately determine the chemical composition of planets and their atmospheres? The Dutch Astrochemistry Network (DANIII) receives 1.6 million euros from NWO to find out. A large group of Leiden astronomers and chemists is contributing:…

Is our universe built up out of warm or cold dark matter? The standard model assumes cold dark matter particles, but astronomer Sylvia Ploeckinger is now testing the possibility of a warm counterpart: sterile neutrino’s. For this project, she received an NWO Physics/F grant, a special grant for women…

Our solar system probably evolved in the same way as most of the other planetary systems around us. This has been shown by German-Austrian-Dutch research on more than 870 planet-forming disks in the Orion cloud A. The five researchers, including three from the Leiden Observatory, published their findings…

An international team of astronomers have become the first in the world to detect isotopes in the atmosphere of an exoplanet. It concerns different forms of carbon in the gaseous giant planet TYC 8998-760-1 b. The research will be published in the scientific journal Nature on Thursday.

For the first time in over half a century, one of oldest telescopes at the Leiden Observatory is getting a major improvement.

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…

Philosopher Stefan Buijsman obtained his doctorate this year at the age of 20 at the University of Stockholm, making him the youngest PhD in Sweden. He was already taking lectures in Astronomy in Leiden when he was 12, and at 15 he started a degree programme in Information Technology. 'The first reaction…

Astronomer and science communicator Pedro Russo is awarded the K.J Cath Prize and € 2,500 for his outreach efforts that bring science to the general public. ‘There are so many bright scientists, and so few people communicating about science.’

The alignment of the James Webb Space Telescope is complete. The space observatory is able to capture sharp, well-directed images with each of its four powerful scientific instruments on board. The MIRI instrument, on which Professor of Molecular Astrophysics Ewine van Dishoeck also worked, was the…

30 Years of Pale Blue Dot - 14 February 2020, Kaiserzaal, Old Observatory - The Pale Blue Dot Symposium is an event to celebrate the 30th anniversary of the iconic picture showing the Earth as a tiny speck in the vastness of space and to discuss its impact on humankind. At the end of the symposium,…

Scientists are asking your help to find the origin of hundreds of thousands of galaxies that have been discovered by the largest radio telescope ever built: LOFAR. Where do these mysterious objects, which extend for thousands of light-years, come from? A new citizen science project called LOFAR Radio…

Isabel van Vledder and Dieuwertje van der Vlugt, 2 astronomy students from Leiden University, have mapped the entire Milky Way galaxy in dwarf stars for the first time. This result is the most comprehensive model ever for the distribution of these stars. The findings appear in a new paper in Monthly…

Nienke van der Marel has been awarded the New Horizons Prize in physics for her pioneering research on planet formation. This prize is given to young, promising researchers in physics or mathematics. The astronomer and her colleagues found the first observational evidence for 'dust traps' in disks around…

The Olympic Games will start in Brazil on 5 August. You can find out more about this fascinating but complex country in a series of lectures organised by Studium Generale.

LIACS assistant professor Ben van Werkhoven leads the development of software for optimising graphics processing units. By now, version 1.0 of 'Kernel Tuner' is just around the corner. This milestone shows that the software is ready for serious use.

More than 700 visitors got to know the Science Faculty during the Leiden Science Family Day. People of all ages could enjoy fascinating experiments, tours, interesting lectures, spectacular nitrogen shows and various workshops. It was an informative day with many (future) scientists, amazement and,…

New ALMA observations show there is ordinary table salt in a not-so-ordinary location: 1,500 light-years from Earth in the disk surrounding a massive young star. Though salts have been found in the atmospheres of old, dying stars, this is the first time they have been seen around young stars in stellar…

An impressive 875 students from all corners of the globe are taking part in Orientation Week Leiden (OWL). After all the lockdowns in their own countries, they’re glad to meet up in real life in Leiden. What do they expect of their studies here?

Using the James Webb Space Telescope, an international team of researchers, including Leiden Professor of Molecular Astrophysics Ewine van Dishoeck, has discovered a palette of hydrocarbons in a planet-forming disc around a young, low-mass star. The results confirm that discs around very lightweight…

An overview of awards and prizes granted to our staff and students in 2020, as well as special appointments at Leiden University and other institutions.

Theoretical physicist and cosmologist Alexey Boiarskyi has been appointed full professor per 1 October.

The Leiden University Excellence Scholarships Programme (LExS) provides scholarships for excellent international students from outside the EU/EEA who come to Leiden to follow a master’s programme. The first eighty LExS scholarships have been awarded for this academic year.

Ben Wielstra and his team have received a ENW-M-1 grant. This grant of 354.000 euros is awarded by NWO, and will enable the researchers of the Institute of Biology Leiden and Naturalis to continue their evolutionary newt research.

As of 1 September, Pim Overgaauw is appointed as Institute Manager of the Mathematical Institute. The job is not new to him, as he has been ad interim institute manager since March 2022. For now, Overgaauw will be working for the MI three days a week, but it is expected that this can be extended to…

OP Grants NWO are awarded to 16 scientists in astronomy, computer science and mathematics, or a combination of these disciplines (multidisciplinary) by NOW Exact Sciences. The scientists received a total amount of 6 million euros.

Arie Verhagen said farewell as the chair of Dutch Linguistics and is appointed as the new chair of Language, Culture and Cognition.

Universe Awareness (UNAWE) started a crowdfunding campaign together with Design & Data GmbH, with a central role for the plush 'astronaut' Rosetta. This stuffed toy is used for interactive classes, in order to teach pupils across the world about astronomy and space sciences.

Dutch astronomer Jorryt Matthee will receive the European MERAC Prize for Best Doctoral Thesis in observational astrophysics. Matthee received his doctorate at Leiden University in 2018 and is now doing research at ETH Zürich.

An international team of scientists, including Xander Tielens of Leiden Observatory, has used space telescope Hubble and the ALMA observatory to show that UV radiation from massive stars can prevent planets from forming. The researchers publish their findings on 1 March in the journal Science.

The Faculty of Science of Leiden University and the Technical University of Denmark (DTU) signed an exchange agreement on Tuesday. This Erasmus+ student mobility agreement allows all students of the Faculty of Science and DTU students to follow courses at both universities from September 2017 on.

Ewine van Dishoeck, Professor of Molecular Astrophysics, was presented with the Kavli Prize by King Harald V of Norway during a ceremony on 4 September in Oslo. The prize consists of a gold medal and one million dollars.

Biology is one of the four top educational programs at Leiden University according to the national “Guide to Universities” (Keuzegids Universiteiten).

Adrian Hamer, who obtained his PhD in the group of Simon Portegies Zwart on 21 June 2016, receives a prestigious PhD thesis award prize of the International Astronomical Union. Hamers is one of the most talented, young, theoretical astrophysicists, according to the jury.

Twenty-two of the 150 newly elected members of the Dutch House of Representatives studied at Leiden University or did their PhD research here. But who are they and which degrees are most popular?

Up above the world so high a giant star twinkles. Could an 83-year-old astronomer unravel the mystery of this megastar? ‘At times I thought: that’s it! I give up! It’s beyond me.’

In 2021 many of our students and staff won fantastic prizes and were awarded important research grants. This is our traditional review of these successes as the end of one year marks the beginning of another.