Find out how to apply for Astronomy and Cosmology at Leiden University by following our step-by-step guide.

Find out how to apply for Astronomy Research at Leiden University by following our step-by-step guide.

Find out how to apply for Astronomy and Data Science at Leiden University by following our step-by-step guide.

Find out how to apply for Astronomy and Science Communication and Society at Leiden University by following our step-by step guide.

The Astronomy and Data Science master’s programme offers a coherent combination of relevant courses from the Astronomy and Computer Science curricula and two hands-on research projects.

The Astronomy and Instrumentation courses go beyond astronomy and space applications to enable you to use your knowledge and skills in adjacent areas of science and technology, including the development of instrumentation for environmental and medical applications.

Find out how to apply for Astronomy and Business Studies at Leiden University by following our step-by-step guide.

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

Her specialist field is molecular astrophysics, and she is the most quoted scholar in her field. In this, the year of astronomy, she is the ideal person to give the Dies lecture at the university with the world's oldest astronomy institute; it goes without saying that the lecture will be on the newest…

How to create an unforgettable astronomy experience for tourists? And how to create fun activities that also have scientific and educational value? The Astronomy & Society Group at Leiden Observatory has translated a manual that answers those questions. The Observatory’s public engagement team hopes…

The directorate of the Netherlands Research School for Astronomy (NOVA) has two new members. Ronald Stark (currently at NWO) will be the new Executive Director of NOVA from 1 September. Amina Helmi (Professor of Dynamics, structure and formation of the Milky Way at the University of Groningen) will…

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.’

This is an Erasmus+ International Credit Mobility project of the Faculty of Science with three universities in Colombia.

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.

By effectively integrating word-class scientific research and excellent education, you will become a professional astronomer with an internationally recognized degree.

This is an Erasmus+ International Credit Mobility project of Leiden University’s Faculty of Science with two Colombian universities, Universidad Nacional de Colombia and Universidad de Antioquia.

Are you interested in taking up an extra challenge during your Astronomy master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

Are you interested in taking up an extra challenge during your Astronomy master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

Are you interested in taking up an extra challenge during your Astronomy master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

Are you interested in taking up an extra challenge during your Astronomy master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

Do you have a question about studying at Leiden University or student life in Leiden? Do you want more information about the Astronomy programme? Chat with a current student for answers to your questions!

How many stars are there in the Universe? And how can astronauts float in space? These and many other questions about astronomy will be answered at Leiden University on Saturday 9 February.

Do you have questions about the Astronomy master’s programme? Please contact us.

Do you have questions about the Astronomy master’s programme? Please contact us.

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.

You have ample opportunity to assemble your own study path in Cosmology. The courses cover the full spectrum from theoretical early universe to observational cosmology.

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…

With each discovery that is made, the universe reveals a fraction of its secrets: the most distant galaxies and quasars, the atmosphere of exoplanets, evidence of dark matter, complex molecules in space. This is what fills the days and nights of the researchers from the Leiden Observatory and their…

By effectively integrating word-class scientific research and excellent education, you will become a professional astronomer with an internationally recognized degree.

Bernhard Brandl, the new Leiden Professor of Infrared Astronomy, is developing instruments for the world’s largest telescopes. These telescopes can be used to observe objects in space that are more than 13 billion years old. Brandl will deliver his inaugural lecture on 26 September.

The SRON space research institute currently located in Utrecht will be relocating to South Holland. The institute, which constructs highly advanced technological instruments for astronomy research and for research on exoplanets, will relocate to new premises adjacent to Leiden University's Science Campus.…

Leiden University offers you several services related to career orientation and job application skills

Leiden University offers you several services related to career orientation and job application skills

Leiden University offers you several services related to career orientation and job application skills

Leiden University offers you several services related to career orientation and job application skills.

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.

Leiden University offers you several services related to career orientation and job application skills

Leiden University offers you several services related to career orientation and job application skills.

Leiden University offers you several services related to career orientation and job application skills

Are you interested in taking up an extra challenge during your Astronomy master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?

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.

Leiden University offers you several services related to career orientation and job application skills.

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.

Are you interested in taking up an extra challenge during your master’s programme? Have you thought about applying for our Summer School programme or are you interested in developing your personal leadership style?