PhD candidates carry out a programme of independent research and additional (limited) course work, culminating in production of a PhD thesis in typically 4 years.

The two-year master's programme Astronomy at Leiden University covers observations using the world’s most powerful ground- and space-based telescopes, theoretical astrophysical and astrochemical modeling, large scale simulations, and laboratory experiments that mimic conditions in space.

In Astronomy, you tackle questions about the universe. What happens in a black hole? What is dark matter? You also apply a great deal of mathematics and physics, and work with computer simulations of planetary orbits, for example.

The master's specialisation Astronomy Research at Leiden University students focus on astronomical data analysis using models and large-scale simulation, combining the fields of Astronomy, Physics, Mathematics and Computer Science.

The master’s specialisation Astronomy and Education at Leiden University prepares you to teach the subject of biology to secondary school students. The programme comprises a one-year Astronomy component, followed by an education component in the second year.

The master's specialisation Astronomy and Instrumentation at Leiden University focuses on fully understanding the physical principles and performance of astronomical instruments and to contribute to the development of new instrumentation technologies.

Explore our amazing universe from your local bar!

The master's specialisation Astronomy and Cosmology at Leiden University covers all aspects of modern astrophysics, including observation, interpretation, simulation and theory. This programme is essentially based on combined research in astronomy and physics and is therefore open for students with…

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

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.

Promotores: F.H. van Lunteren, F.P. Israel

The master’s specialisation Astronomy and Science Based Business at Leiden University bridges science and business development by focusing on areas such as technology management, innovation, entrepeneurship, operations, and decision making.

The Astronomy and Data Science master’s specialisation at Leiden University combines advanced Astronomy courses with relevant courses from the Computer Science programme at Leiden University.

On behalf of the Dutch astronomical community, we unequivocally condemn the brutal killings of Ahmaud Arbery, George Floyd, and Breonna Taylor and countless others and instances of racism.

The master’s specialisation Astronomy and Science Communication and Society at Leiden University bridges the gap between experts and the public by combining high quality research in biology with extensive training in science communication.

For centuries astronomers studied the Universe by collecting light. Nowadays, we are living in times of great technological advancements, which allow us to explore our Universe in a new way - though gravitational wave radiation.

Promotores: Prof.dr. G. Miley & Prof.dr. J.M. van den Broek

We organise various activities for high school students and their physics teachers to learn about Astronomy at Leiden University.

This work represents the final results of several years of research within the Maya region. It deals with the relations between architecture and urbanism with landscape and astronomy.

Astronomy departments at Dutch universities is among the top of the world rankings for astronomical institutions. This is the conclusion drawn from a recent evaluation of the Netherlands Research School for Astronomy (NOVA) and the astronomy institutions of the University of Amsterdam, the University…

Having a drink in a cafe and at the same time learning something about astronomy: this is Astronomy on Tap. The first edition in Leiden will take place on Monday 27 March.

Five Leiden astronomers tell about science in the podcast Astronomy et al. This podcast was set up by Ricardo Garcia Soto in September 2016 and is focused on anyone who is interested in science.

The European Regional Office of Astronomy for Development (E-ROAD) has held its first conference session at the 2020 virtual Annual Meeting of the European Astronomical Society (EAS), the largest astronomy conference in Europe. The E-ROAD is an initiative of the International Astronomical Union, the…

The success of Dutch radio astronomy in the last century was largely due to Leiden astronomer Jan Hendrik Oort. He made astute use of circumstances in the post-war period. Historian Astrid Elbers' research focuses on this golden period.

Dear student, Join the Career Information Meeting Astronomy & Physics (CIMAP) and launch your career! The meeting is set up especially for Astronomy and Physics master’s and 3rd year bachelor’s students and takes place on Monday October 9th from 15:30 - 17:30 hrs in room HL414.

Astronomy can help address the problems of South Africa, while benefiting other African countries at the same time. This was the message of Naledi Pandor, South African Minister of Science and Technology, on 26 February in the Academy Building.

For centuries, astronomers have studied the universe by collecting light signals. Since 2015, the confirmation of an important prediction of Einstein allows us to explore the universe in a new way: through gravitational wave radiation. Astronomy PhD candidate Valeriya Korol proposes to use these gravitational…

The Edinburgh Medal 2016 had been awarded to both Kevin Govender of the Office of Astronomy for Development (OAD) and the International Astronomical Union (IAU). The award is a recognition for furthering education and technological capacity worldwide through the inspirational science of astronomy. The…

This thesis presents the anharmonic infrared spectra of a series of polycyclic aromatic hydrocarbons. Comparisons and characterizations are made based on high-resolution low-temperature gas-phase experimental spectra.

How big is the universe? How do stars form and evolve? And does life exist elsewhere in the Universe? These main questions in astronomy are the themes of the new exhibition Above & Beyond, which was created in honour of the hundredth anniversary of the International Astronomical Union (IAU). The exhibition…

This thesis focuses on the study of transient and variable radio sources in the universe.

The bachelor education programmes of Physics and Astronomy in Leiden combined have the highest percentage female first year students in The Netherlands, according to numbers published by the Dutch Journal of Physics.

Over 1600 astronomers and space scientists will gather online from 29 June until 3 July for the annual meeting of the European Astronomical Society (EAS). The virtual meeting will also host NAC 2020, from 1 July until 3 July: the 75th Conference of the Royal Netherlands Astronomy Society (NAC).

An international team of scientists including Leiden's Joe Callingham has discovered nineteen red dwarf stars that unexpectedly emit radio waves. The outbursts possibly originate from interaction with exoplanets. The results of the research appear in two scientific publications.

Dr M.R. Hogerheijde (1971) has been named professor by special appointment of Instrumental Astronomy at the University of Amsterdam (UvA)’s Faculty of Science. The chair was designated on behalf of the Society for the Promotion of Physics, Medicine and Surgery.

'Find your way from the stars’, an online workshop on Nautical Astronomy, was one of the winners of The Netherlands Online Cultural Challenge 2020. The workshop was conducted in collaboration with the IAU Office for Astronomy Outreach, Leiden University’s Astronomy & Society Group, and the Department…

As Director-General of the ESO for the past ten years, Leiden University astronomer Tim de Zeeuw had ‘the best astronomy job in the world’. Back at the Leiden Observatory, he is focusing on the first 3D map of the Milky Way.

The thesis deals with the study of giant radio galaxies (GRGs), which are radio galaxies of megaparsec sizes.

The Leiden Observatory was very pleased to welcome eight bachelor’s students from Beijing Normal University at 8 July for the BNU Astronomy Summer School. In two weeks’ time, the Summer School students followed an interactive programme in computational astrophysics. ‘It’s surprising how much you can…

This thesis is about the study of hydrocarbons via infrared spectroscopy.

For the second year in a row, the annual meeting of the European Astronomical Society will take place online, from 28 June to 2 July 2021. Also this year, the Leiden Observatory is hosting the online event. More than 2250 participants have registered for this conference, a record number.

On Thursday November 15th, Leiden University organizes its Physics & Astronomy Ladies' Day for female high school students. To mark this festive day, we put the spotlight on five female researchers, who talk about their experiences working in science.

Meticulous analysis of hundreds of photographic plates from the star J1407 between 1890 and 2007 show no stellar eclipses. Robin Mentel, a master student at Leiden University, could not detect eclipses of the star J1407 by a planet hypothesized to have giant rings, called J1407b. However, an eclipse…

Promotor: I. A. G. Snellen, Co-promotor: M. A. Kenworthy

The LOFAR radio telescope produces petabytes of data every year. Radio Astronomers use complex multi-step pipelines to process this data and produce scientific images.

Inaugural Lecture

Stuck at home with little to do? Don’t worry, because we have the perfect space related activities you can do from home, alone or with your family, in Dutch or English.