ශ්‍රී ලංකා ග්‍රහලෝකාගාරය
இலங்கை கோள்மண்டலம்.
Sri Lanka Planetarium.

May 22, 2024



To enlighten the population with a broader perspective of the Universe and thereby widening the horizons of astronomical education in Sri Lanka.


To educate the general public and children on Astronomy using Universal Projector and audio-visual equipment at the Planetarium, conducting night observation camps with telescopes, out-door programs with mobile planetarium, awareness programs and Astronomy courses.


Provide up-to-date information on Astronomy to the general public.
Promote Astronomy and Space Science knowledge among school teachers, students and the general public.


Established in 1965 by the State Engineering Corporation and declared open on 1st of February, 1965 for Ceylon Industrial Exhibition to introduce the latest technologies specially to show the capability of creating a night sky.

Designed by the former Engineer Dr. A. N. S. Kulasinghe.

Sri Lanka Planetarium is one of the largest Planetariums in the world with a 23m diameter dome with 550 seating capacity.

Our star projector is one of the few functioning Universal Projectors in the world.

Installed the Digital Power Dome Projector system in 2014 to present Full-Dome movies.

Blueprints of the Sri Lanka Planetarium

The Sri Lanka Planetarium at 1965

Universal Projector

Full-Dome Projectors

Contact Us

Sri Lanka Planetarium,
Prof. Stanley Wijesundara Mawatha,
Colombo 07,
Sri Lanka.

(+94)11 2586499

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Designed & Developed by Y.C. Jayalath.

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