Armagh Observatory and Planetarium

Northern Ireland’s leading centre for astronomy, where historic observatories meet immersive planetarium shows and a sprawling Astropark under the Armagh sky.

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Armagh Observatory and Planetarium

Perched on College Hill in Armagh, this combined observatory and planetarium is Northern Ireland’s leading centre for astronomy and space education. Explore interactive exhibits, touch Ireland’s largest meteorite, and journey through the cosmos in a state-of-the-art digital dome theatre. Wander 20 acres of landscaped grounds featuring the Astropark, scale models of the Solar System, a Human Orrery, sundials, and historic telescope domes. While the Georgian observatory remains an active research site, guided tours offer rare access to its historic instruments and architecture.

A brief summary to Armagh Observatory and Planetarium

College Hill, Armagh, BT61 9DB, GB
+442837523689
Visit website
Duration: 2 to 3 hours
Mid ranged
Mixed
Mobile reception: 4 out of 5

Tuesday 10 am-5 pm
Wednesday 10 am-5 pm
Thursday 10 am-5 pm
Friday 10 am-5 pm
Saturday 10 am-5 pm
Sunday 10 am-5 pm

Local tips

Book dome show tickets online in advance, especially on weekends and holidays, as shows often sell out and late entry is not permitted.
Allow at least 2–3 hours for your visit to comfortably enjoy a dome show, the exhibition, and a walk through the Astropark and grounds.
Download the Look Around app before your visit and pick up the 4-digit code at reception to unlock augmented reality trails and extra information in the Astropark.
Check the suitability of dome shows for young children; some are designed specifically for preschoolers, while others are more technical or longer in duration.
Visit on a weekday morning if possible to avoid the busiest crowds, as school groups are common during term time, particularly in the afternoons.

Getting There

By car

From central Armagh, follow signs for College Hill; the observatory and planetarium are clearly signposted. There is on-site parking available, but spaces can fill quickly on busy days, especially weekends and holidays. Allow about 10–15 minutes from the city centre, depending on traffic.
By public transport

Regular bus services run from Armagh city centre to stops near College Hill; the final stretch involves a short uphill walk to the site. Journey time from the main bus station is around 15–20 minutes, plus a 5–10 minute walk. Check local timetables as services may be less frequent on weekends and evenings.
On foot

From Armagh city centre, it’s about a 20–25 minute walk uphill to College Hill. The route is mostly on pavements and quiet roads, but the incline can be tiring; wear comfortable shoes and allow extra time if visiting with young children or limited mobility.
By taxi

Taxis from Armagh city centre to the observatory and planetarium take about 5–10 minutes. Fares typically range from 8–12 GBP, depending on time of day and demand. Drivers are familiar with the site, and drop-off is close to the main entrance.

Armagh Observatory and Planetarium location weather suitability

Any Weather
Rain / Wet Weather
Clear Skies
Mild Temperatures

Discover more about Armagh Observatory and Planetarium

Where Science Meets the Sky

Founded in 1790 by Archbishop Richard Robinson, Armagh Observatory is the oldest scientific institution in Northern Ireland and one of Ireland’s most important astronomical research centres. Though it functions today as a working observatory with astronomers studying stars, the Sun, and the Earth’s climate, its grounds are open to the public as a major educational and cultural attraction. The modern Armagh Planetarium, opened in 1968, complements this legacy with immersive digital shows and hands-on exhibits, creating a unique blend of historic science and cutting-edge space education.

Inside the Planetarium Experience

The heart of the visitor experience is the Planetarium’s Digital Full Dome Theatre, where audiences are transported across the universe in spectacular, narrated shows. These dome presentations range from gentle introductions to the Solar System for young children to in-depth explorations of galaxies, nebulae, and cosmic phenomena. Alongside the shows, the exhibition area features interactive displays, Ireland’s largest meteorite (which visitors can touch), and a sensory space designed to be calming and accessible. The best way to visit is with a Dome Show Ticket, which includes entry to the exhibition, a chosen show, and access to the surrounding grounds.

Exploring the Astropark and Grounds

Spread across around 20 acres of green space, the site’s Astropark is a highlight for many visitors. Here, scale models of the Solar System and the Universe help illustrate the vastness of space, while the Human Orrery allows people to physically walk the orbits of planets and asteroids. Two sundials, historic telescope domes, and the elegant Georgian observatory building itself add a strong sense of place and history. The grounds are also home to a rich variety of flora and fauna, making them ideal for a relaxed stroll or a family picnic, and an augmented reality app enhances the outdoor experience with trails and interactive points.

Visiting the Historic Observatory

The Georgian observatory building, with its classical proportions and elegant craftsmanship, is a living museum of 18th-century scientific architecture. While it is not generally open to the public due to its ongoing research role, scheduled tours provide access to its historic instruments, including restored telescopes and a valuable collection of clocks. These tours offer a rare glimpse into the tools and environment of early astronomers, connecting visitors directly to centuries of astronomical discovery. For those interested in deeper engagement, tailored group, Gold, and Diamond tours can be arranged in advance.

Practicalities and Planning

The Armagh Observatory and Planetarium is normally open Tuesday to Sunday from 10:00 to 17:00, with Bank Holiday Mondays also open. Pre-booking is essential, especially for dome shows, which can fill up quickly, particularly on weekends and during school holidays. A visit typically lasts between two and three hours, allowing time for a show, the exhibition, and a walk through the Astropark. On-site facilities include a café, gift shop, picnic areas, and accessible toilets, making it a comfortable destination for families, school groups, and independent visitors alike.

Iconic landmarks you can’t miss

Armagh Windmill

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Historic 1810 flour mill ruins perched on Windmill Hill, a striking symbol of Armagh’s agricultural past and heritage.

Rossmore Monument

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Dawson Monument

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Explore the historical significance of Dawson Monument in Roosky, Monaghan - a captivating landmark steeped in Irish heritage.

Rossmore Castle Ruins

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Explore Rossmore Castle Ruins in Co. Monaghan, a serene historical landmark set in stunning natural beauty, perfect for history lovers and nature enthusiasts alike.

Ballykeel Dolmen (State Care Monument)

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Discover the ancient allure of Ballykeel Dolmen, a stunning historical landmark that unveils Ireland's prehistoric past amidst breathtaking landscapes.

Rossmore Mausoleum

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Discover the charm of Rossmore Mausoleum, a historical landmark in Monaghan, Ireland, nestled in the lush landscapes of Rossmore Park.

Bragan Penal Cross

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Explore the Bragan Penal Cross, a historical landmark in Co. Monaghan, and immerse yourself in Ireland's rich cultural heritage and breathtaking landscapes.

Creggandevesky Court Tomb

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Discover thrilling outdoor adventures and comfortable self-catering accommodations at East Coast Adventure in the scenic Mourne Mountains.

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Proleek Wedge Tomb

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Explore the ancient mysteries of the Proleek Wedge Tomb in Co. Louth, an essential stop for history lovers and nature enthusiasts alike.

Bronze Age Monolith

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Maid of Erin

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Explore the Maid of Erin, a celebrated historical landmark in Dundalk that embodies Ireland's rich cultural heritage and artistic expression.

Kelly's Monument

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Explore Kelly's Monument in Dundalk, a cherished historical landmark that embodies the rich heritage and culture of Co. Louth.

Monaghans cross

42.2 km

Explore Monaghans Cross, a historical landmark in Co. Monaghan, Ireland, where rich heritage meets stunning natural beauty.

Clones Round Tower

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Unmissable attractions to see

Armagh Observatory

0.2 km

Explore centuries of astronomy, immersive dome shows, and interactive cosmic trails at Northern Ireland’s historic Armagh Observatory and Planetarium.

Stone Calendar, Armagh

0.2 km

Discover Armagh’s Stone Calendar, a captivating outdoor monument marking solar cycles with ancient-inspired stone alignments.

Royal Irish Fusiliers Museum

0.3 km

Explore the rich military heritage of the Royal Irish Fusiliers in Armagh’s historic Sovereign's House with free admission and compelling exhibits.

Armagh County Museum

0.3 km

Discover Ireland’s oldest county museum in Armagh, showcasing rich local history, art, and culture in a stunning classical building.

KFC Armagh - Lonsdale Road

0.4 km

Classic fried chicken and quick bites with drive-thru convenience and vegan options in the heart of Armagh.

Dante’s Armagh

0.5 km

Enjoy delicious pizzas, gourmet burgers, and warm hospitality in a lively courtyard setting at Dante’s Armagh.

Bagel Bean

0.5 km

Freshly made bagels and friendly service in the heart of Armagh’s vibrant Lower English Street.

Embers

0.6 km

Cozy family-friendly spot in Armagh serving hearty breakfasts, innovative sandwiches, and quality coffee with a welcoming local vibe.

The Market Place Theatre & Arts Centre

0.6 km

Armagh’s premier cultural venue offering world-class theatre, music, visual arts, and community workshops in a modern, accessible setting.

St. Patrick's Cathedral

0.7 km

Explore the majestic twin-spired Gothic Revival cathedral atop Armagh’s historic hill, a spiritual and architectural treasure since the 19th century.

No 5 Vicars’ Hill

0.7 km

Discover Armagh’s Georgian gem showcasing ancient artefacts, fine art, and local history in a beautifully restored 18th-century diocesan registry.

EUROSPAR Thomas Street

0.8 km

Conveniently located in Armagh Shopping Centre, EUROSPAR Thomas Street offers fresh groceries and essentials daily from early morning until late evening.

Saint Patrick's Way: The Pilgrim Walk

0.9 km

Walk the historic 82-mile pilgrimage trail linking Armagh and Downpatrick, tracing Saint Patrick’s footsteps through Northern Ireland’s stunning landscapes and heritage.

Armagh Friary (State Care Monument)

0.9 km

Explore the haunting ruins of Ireland’s longest Franciscan friary, a medieval monument steeped in centuries of spiritual and historical significance.

Palace Demesne Public Park

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Historic 300-acre parkland in Armagh featuring gardens, wildlife, playgrounds, and accessible trails in a serene setting.

Savor traditional homemade dishes in a cozy, family-friendly setting at The Scullery, Armagh’s beloved local restaurant.

Discover chic bags and stylish accessories at Oh lá lá Boutique, Armagh’s premier destination for fashion-forward finds.

Experience authentic Irish hospitality, hearty cuisine, and lively music at Toby Jug, Armagh’s beloved traditional pub on Irish Street.

Nightclubs & after hour spots

Mexx Nitelife

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Dive into the vibrant nightlife of Mexx Nitelife in Coolshannagh, where great music, delicious drinks, and an energetic crowd await every weekend.

Spy

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Switch Nightclub

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Discover the vibrant nightlife at Switch Nightclub in Castleblayney, where music, dance, and unforgettable memories come together.

The Whistling Donkey

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Flagstaff Lodge

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Discover the rustic charm of Flagstaff Lodge, a perfect retreat in Newry with cozy accommodations, dining, and stunning views of Northern Ireland's landscapes.

Attitude Disco

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Unleash your energy at Attitude Disco, the ultimate night club in Cookstown, where vibrant beats and an electric atmosphere await.

Clubland

33.3 km

Discover the electrifying energy of Clubland, Cookstown's premier night club and event venue, where unforgettable nights await.

Eoin’s Bar

41.7 km

Experience the warmth of Irish hospitality at Eoin's Bar in Dundalk, where local brews and hearty meals create unforgettable moments.

Castle Bar

41.8 km

Experience the vibrant atmosphere of Castle Bar, Dundalk’s favorite sports bar with live music and delicious pub food.

Punters Bar

42.0 km

Discover the lively atmosphere of Punters Bar in Dundalk, where sports and entertainment come together for an unforgettable night out.

The Viper Room

42.0 km

Discover The Viper Room in Dundalk, a lively bar renowned for its vibrant atmosphere, exquisite drinks, and unforgettable live music experiences.

Ridleys

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Experience the vibrant nightlife at Ridleys, Dundalk's premier night club, where music, dance, and fun come together in an unforgettable atmosphere.

The Causeway Lounge

44.3 km

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The Elk Complex

46.8 km

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The Anchor Bar

49.0 km

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Your Ultimate Free Travel Guide

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Armagh Observatory and Planetarium

A brief summary to Armagh Observatory and Planetarium

Local tips

For the on-the-go comforts that matter to you

Getting There

By car

By public transport

On foot

By taxi

Armagh Observatory and Planetarium location weather suitability

Unlock the Best of Armagh Observatory and Planetarium

Buy tickets

Book tours with entry

Book tours without entry

Discover more about Armagh Observatory and Planetarium

Where Science Meets the Sky

Inside the Planetarium Experience

Exploring the Astropark and Grounds

Visiting the Historic Observatory

Practicalities and Planning

Iconic landmarks you can’t miss

Armagh Windmill

Rossmore Monument

Dawson Monument

Rossmore Castle Ruins

Ballykeel Dolmen (State Care Monument)

Rossmore Mausoleum

Bragan Penal Cross

Creggandevesky Court Tomb

East Coast Adventure at Rostrevor Mountain Lodge, Mourne Mountains, Self Catering ensuite accommodation

Proleek Wedge Tomb

Bronze Age Monolith

Maid of Erin

Kelly's Monument

Monaghans cross

Clones Round Tower

Unmissable attractions to see

Armagh Observatory

Stone Calendar, Armagh

Royal Irish Fusiliers Museum

Armagh County Museum

KFC Armagh - Lonsdale Road

Dante’s Armagh

Bagel Bean

Embers

The Market Place Theatre & Arts Centre

St. Patrick's Cathedral

No 5 Vicars’ Hill

EUROSPAR Thomas Street

Saint Patrick's Way: The Pilgrim Walk

Armagh Friary (State Care Monument)

Palace Demesne Public Park

Essential places to dine

Charlemont Arms Hotel

Desburrito Armagh

Uluru Bar & Grill

Armagh Indian Nights

Subway

Mulberry Bistro

Cypros Giros Vasilis

Raffertys Bar

The Callan Bar

The Friary Restaurant

Armagh City Hotel

The Parkland Armagh

Keegan's Bar & Restaurant

On The Hoof

The Scullery

Markets, malls and hidden boutiques

Mix market Armagh

B&M Store

The Treasure Box

The Craic'd Pot Coffee House

Lottie and Rosie

Gasp

The Mall

Needle Art

Bonmarché

Karakachana Armagh

DV8