M.Sc. On Campus

Astronomy and Data Science

Leiden University

24 months
19600 EUR/year
2209 EUR/year
Tuition fee
Apply date
Start date


At the Astronomy and Data Science MSc programme at Leiden University you focus on development and application of new data-mining technologies, fully embracing modern astronomy as a data rich science. You combine the research curriculum in Astronomy with in-depth training in Computer Science.


The Astronomy and Data Science MSc programme at Leiden University is built on world-class computational astrophysics research as well as hightech industry expertise. It covers a wide range of research areas studying complex astronomical phenomena, including radiative transfer, computation of dynamical internal galaxy structures and hydrodynamical modeling of galaxy formation and evolution of the intergalactic medium.

Will you be mastering the world’s future data? Are you looking for a career in Astronomy and/or Computer Science, within or outside academia? Then our unique Astronomy and Data Science master’s specialisation offers you numerous opportunities to assemble your own path in this direction.

With a Leiden MSc degree in Astronomy and Data Science you have become a strong communicator and collaborator and can operate in an international setting with ease. You have acquired extensive astronomical research experience and highly advanced analytical and problem solving skills. The programme prepares you as much for a career in Astronomy as in Computer Science, both within or outside academia.

Career Opportunities

Most graduates holding a MSc degree in Astronomy from Leiden University find work in many different capacities, including:

  • Research: universities, observatories, research institutes
  • Industry and consultancy: ICT, R&D, telecom, high technology, aerospace
  • Finance: banking, insurance, pension funds
  • Public sector: governments, policy makers, high schools
  • Science communication: journalism, popular writing, museums

Programme Structure

Courses include:
  • Modern Astrostatistics
  • Interstellar Medium
  • Large Scale Structure and Galaxy Formation
  • Origin and Evolution of the Universe
  • Stellar Structure and Evolution
  • Galaxies: structure, dynamics and evolution
  • Simulation and Modeling in Astrophysics (AMUSE)
  • Star and Planet Formation
  • Advances in Data Mining
  • Advances in Deep Learning
  • Numerical Recipes for Astrophysics
  • Reinforcement Learning

Key information


  • Full-time
    • 24 months

Start dates & application deadlines


120 ECTS


On Campus

Academic requirements

We are not aware of any academic requirements for this programme.

Other requirements

General requirements

If you have a bachelor’s degree in Astronomy or in an Astronomy-related programme from a foreign research university with a level similar to Dutch universities, you are eligible to apply under the condition that you have in-depth knowledge (comparable to undergraduate courses of the Leiden Astronomy curriculum) with:

  • a theoretical and mathematical emphasis, including quantum physics, electrodynamics, statistical physics, and complex analysis.
  • courses in the field of Astronomy.
  • and with proficiency in programming, preferably in the Python language.

Tuition Fee

To alway see correct tuition fees
  • International

    19600 EUR/year
    Tuition Fee
    Based on the tuition of 19600 EUR per year during 24 months.
  • EU/EEA

    2209 EUR/year
    Tuition Fee
    Based on the tuition of 2209 EUR per year during 24 months.
  • Second Dutch master’s programme: €15,100 per year

Living costs for Leiden

850 - 1250 EUR /month
Living costs

The living costs include the total expenses per month, covering accommodation, public transportation, utilities (electricity, internet), books and groceries.


Studyportals Tip: Students can search online for independent or external scholarships that can help fund their studies. Check the scholarships to see whether you are eligible to apply. Many scholarships are either merit-based or needs-based.

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Astronomy and Data Science
Leiden University


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