The restoration of the Sterrewacht is proceeding well and is expected to be completed by the end of the year. On Thursday 11 March, the highest point was reached with the restored domes being replaced on the roof.

Jordy Bouwman and future Sterrewachter Reinout van Weeren have been awarded a Vidi subsidy to set up or expand their own line of research.

Leiden Law School is located in two beautifully renovated national monuments in the historic heart of Leiden. The Law School also has teaching and research facilities at its campus in The Hague.

The Old Observatory is still used intensively as a university building. Yet there is still plenty to see and experience in this beautiful monument. Find out what the possibilities are here.

If you have a question you would like to ask or feedback you want to give, please contact us.

Starting this academic year (2016-2017) Maartje van der Woude, Professor of Sociology of Law at the Van Vollenhoven Institute will organize the Leiden Socio-Legal Series (LSLS).

On Saturday October 16, the special exhibition ‘Shared Sky: Canvases of the Universe’ opens in the Old Observatory in Leiden. The exhibit takes a cultural look at the starry sky by Aboriginal Australian and South African artists, and features colorful artwork that explores how these Indigenous cultures…

The Astronomy & Society Group provides the focus for Leiden Observatory’s aim to engage the public with the wonders of the universe and share the scientific, technological, cultural and educational aspects of astronomy with society.

General

After your graduation, Leiden University would love to stay in touch with you. Alumni are an important part of the university; with your experience we can improve the education, and you can be part of a valuable network full of knowledge and experience. Find out what options you have to stay in touch…

Staring into the clouds hoping for a glimpse of the sun, cheering in encouragement, video recordings: there was no shortage of things to do at the Leiden Observatory. More than 600 visitors witnessed the last, almost complete solar eclipse of the decade..

The support staff provides support for daily operations, personnel, projects and finances

Explore our amazing universe from your local bar!

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

Your time at Leiden is about more than just studying. Some of your best experiences will stem from being a part of our lively and diverse student community, as well as from life in the beautiful city of Leiden.

An international team led by Leiden astronomers has taken the first-ever image of a young, Sun-like star accompanied by two giant exoplanets. The researchers used The European Southern Observatory’s Very Large Telescope for this, known as ESO’s VLT. Images of systems with multiple exoplanets are extremely…

The Business Studies Seminar (BUSS) Series features invited scholars’ seminars on organizational, legal, and technological research. In 2024, the Organizational and Entrepreneurial Behavior, Technology and Innovation, and Corporate Governance and Strategy research groups will invite diverse speakers…

In films kunnen de meest wonderlijke acties plaatsvinden. Maar zijn die acties in de 'echte' wereld ook mogelijk? En in hoeverre houden filmmakers ons voor de gek? Tijdens het Leiden International Film Festival komen film en wetenschap samen.

Astronomers want to understand the Universe, from the Big Bang to the present day, and what the future will hold. In Leiden they focus on two key questions: ‘How did stars and planets originate’ and ‘How were galaxies and black holes formed in the young Universe?’ A new generation of telescopes – just…

Four different astronomical societies are active in the Old Observatory. We are very proud of the commitment these associations show to organize activities.

The Werkgroep Leidse Sterrewacht (WLS) is an amateur association that, in addition to organising public activities, is also heavily involved in maintaining the historical telescopes in the Old Observatory.

The Faculty of Science has multiple study associations, which organise both study-related and social activities for students.

The Education Office Astronomy supports all aspects of the Astronomy bachelor and master education programmes. Its main focus is on education quality assurance, student monitoring, education-related PR, student recruitment, job market orientation and alumni policy.

With its iconic buildings, Leiden University has a strong presence throughout the city. The university has left its mark clearly on museum collections in the city.

The bi-annual Children’s Rights Moot Court (CRM), organised by the Department of Child Law in partnership with Baker McKenzie, was initiated by Leiden Law School in 2014 on the occasion of the 25th Anniversary of the United Nations Convention on the Rights of the Child.

The Old Observatory in Leiden has reclaimed its most important telescope. Since the 1960s, the Meridian Circle (also known as a transit telescope) had been housed in the Boerhaave Museum. After more than sixty years, the telescope is finally back in its original location. Now, the public can enjoy it…

Leiden astronomy Master's student Arend Moerman has received an A+ for his thesis research on the simulation of chaotic interactions of three black holes. The simulations, which he carried out together with his Leiden and Oxford colleagues, show that lighter black holes tend to slingshot each other…

After a successful pilot, the Honours Academy is pleased to announce a second International Leiden Leadership Programme (ILLP) starting in 2014 - 2015!

The winter season is almost here and so is the end of our exhibition More-than-Planet. From 1 November, you can only visit us with exclusive guided tours. During this tour, you will visit one of our historical telescopes and we will take you through the More-than-Planet exhibition.

In 2023, many of our students and staff won great prizes and secured important research grants.

Universe Awareness (UNAWE), an international programme that inspires children from the age of four to twelve with our wonderful cosmos, exists ten years.