B.M. Birla Planetarium

Updated April 15, 2024

## B.M. Birla Planetarium, Chennai: Practical Guide for Curious Travelers

The B.M. Birla Planetarium in Chennai is one of India’s longest-running astronomy theatres, operating since 11 May 1988 on the Periyar Science & Technology Centre (PSTC) campus at Kotturpuram. It sits on Gandhi Mandapam Road near Guindy and Adyar, with the Kasturba Nagar MRTS station as a convenient public-transit access point.

### Fast facts (verified)

– Location: Periyar Science & Technology Centre campus, No. 4, Gandhi Mandapam Road, Kotturpuram, Chennai 600025.
– Inaugurated: 11 May 1988. Science and Technology Centre
– Theatre & dome: Air-conditioned sky theatre with a 15-metre perforated aluminium hemisphere and 236 seats. College
– Projection system: GOTO GM-II opto-mechanical starfield projector plus special-effects system and an X-Y table for simulating celestial phenomena. College
– Campus context: Part of Tamil Nadu Science & Technology Centre, which also houses multiple hands-on galleries.

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## Why it’s worth your time

Reliable show hardware, compact dome, and a science campus next door. The GM-II star projector and companion systems are designed to reproduce diurnal, annual, and precessional motions across the dome—useful if you want a precise, classroom-grade sky tour rather than a purely cinematic show. The 15 m dome means every seat is relatively close to the action, and the 236-seat capacity keeps queues manageable on typical days. College

Being embedded within the PSTC means you can pair a planetarium show with time in the science galleries (physics, energy, transport, materials science, and more), all on the same ticketed campus—handy for families or anyone who likes tactile exhibits alongside astronomy.

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## Opening hours & show timings (official)

– Campus hours: 10:00 – 17:45 (open daily, including weekends and most public holidays).
– Closed on: Pongal, Republic Day, Independence Day, and Gandhi Jayanti.
– Planetarium programmes:
– English shows: 10:45, 13:15, 15:45
– Tamil shows: 12:00, 14:30, 16:30

These times are published by the Tamil Nadu Science & Technology Centre. If you’re traveling on a festival date, verify the schedule before you go. Science and Technology Centre

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## Getting there

– By MRTS: Kasturba Nagar (≈1 km) and Kotturpuram MRTS stations are the closest rail options to the PSTC entrance.
– By road: Navigate to “B.M. Birla Planetarium, Gandhi Mandapam Rd, Kotturpuram”—the campus gate is signposted for PSTC.

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## What you’ll see inside

– Starfield sessions: The GM-II system projects a naked-eye sky with accurate stellar motions; staff programmes change periodically (past topics include the Solar System, life cycles of stars, and seasonal skies). College
– Full-dome upgrade: The theatre added a 360-degree sky theatre capability using full-dome mirror projection to complement the opto-mechanical system.
– Science galleries on campus: PSTC lists multiple galleries (e.g., Physical Science, Energy, Electronics & Communication, Life Science, Transport, Materials Science), with 500+ exhibits across the centre.

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## Plan like a pro

– Pick your language & slot: Daily English and Tamil shows run at fixed times (above). Choose the language first, then plan the rest of your day around it. Science and Technology Centre
– Combine with galleries: See a show, then walk the galleries—everything is within the PSTC campus. This sequence minimizes back-and-forth and uses your time efficiently.
– Heat & comfort: The theatre is air-conditioned, which matters in Chennai’s climate; seats are raked and close to the dome, so most rows have good sightlines. College

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## Accessibility & inclusivity notes

– Seating & climate: The theatre is air-conditioned and fully seated (236 seats). If you or a companion prefers front-row or aisle seating, arrive early to request it at the counter. (Seating count and AC confirmed; specific disability accommodations aren’t detailed on the official page—consider phoning ahead if step-free access or assistive listening is required.) College
– Language access: Daily programming in Tamil and English broadens accessibility for local and international visitors. Science and Technology Centre

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## Responsible expectations (and one caveat)

Independent reviews of the Periyar Science & Technology Centre note that some exhibits outside the planetarium can feel dated in presentation. If your primary aim is the sky show and astronomy content, you’ll still find solid value; just calibrate expectations for the broader museum style.

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## Practical checklist

– Address for maps: B.M. Birla Planetarium, Gandhi Mandapam Road, Kotturpuram, Chennai 600025.
– Nearest MRTS: Kasturba Nagar (≈1 km).
– Showtimes: See official English/Tamil schedule above. Science and Technology Centre
– Dome & seating: 15 m dome, 236 seats. College
– Projection: GOTO GM-II starfield + special effects + X-Y motions. College
– Opened: 1988 (inaugurated 11 May 1988). Science and Technology Centre

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## What’s subject to change

– Ticket prices and specific show topics can change without notice and aren’t listed on the official timings page. Always check the Tamil Nadu Science & Technology Centre site before you go. Science and Technology Centre

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### Sources & verification
Core facts—including address, opening date, campus context, nearest MRTS, equipment, dome size, seating capacity, hours, and showtimes—are corroborated by the Tamil Nadu Science & Technology Centre and reference materials summarizing the theatre’s technical specifications. Science and Technology Centre

Note on data freshness: The hours and show timings above are taken from the official TNSTC page listing current schedules; verify close to your visit, especially on major holidays when the campus is closed. Science and Technology Centre

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