This programme video is presented in Dutch

The Leidse Weer en Sterrenkunde Kring (LWSK) is a society of amateurs interested in astronomy, space travel and meteorology. The association organises a monthly lecture on a fascinating subject, given by an expert in the field.

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

Leiden University finds it very important that you choose the study programme that is right for you. That’s why we offer so-called matching activities, to help you in your decision.

An international team of researchers led by Alice Booth (Leiden University, the Netherlands) have discovered methanol in the warm part of a planet-forming disk. The methanol cannot have been produced there and must have originated in the cold gas clouds from which the star and the disk formed. Thus,…

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…

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The research group ‘Quantum and Society’ explores the boundary between quantum technology and science communication.

To be eligible for Astronomy Research at Leiden University, you must meet the following admission requirements.

To be eligible for Astronomy and Science Communication and Society at Leiden University, you must meet the following admission requirements.

To be eligible for Astronomy and Cosmology at Leiden University, you must meet the following admission requirements.

To be eligible forAstronomy and Data Science at Leiden University, you must meet the following admission requirements.

To be eligible for Astronomy and Instrumentation at Leiden University, you must meet the following admission requirements.

To be eligible for Astronomy at Leiden University, you must meet the following admission requirements.

To be eligible for Astronomy and Business Studies at Leiden University, you must meet the following admission requirements.

To be eligible for Astronomy and Education at Leiden University, you must meet the following admission requirements.

Below you will find an overview of all PRE-Classes provided by the various programmes of Leiden University. For each section, you can find a description of the content and more specific information about the requirements for participation in the Class.

With a special symposium at Museum Boerhaave, ESO celebrated its 60th anniversary on Monday, 26 September. More than 100 scientists, politicians and people from industry were present to look back on collaborations, milestones and discoveries. Leiden astrochemist Ewine van Dishoeck was one of the pre…

This page contains all relevant information for lecturers teaching in the Astronomy bachelor's and/or master's curriculum at Leiden University.