The exhibition is on display for the time being.
Current phenomena
Science on a Sphere presents data collected by satellites about the oceans, the climate, the crust of the Earth, and astronomy.
Science on a Sphere is a spherical projection equipment system developed by the US National Oceanic and Atmospheric Administration (NOAA).
Information mainly collected by satellites about the oceans, climate, Earth's crust, and space is projected onto the surface of a two-meter diameter sphere. Some of the material is updated daily.
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Earth
Earth's surface shapes, plate movements, earthquakes, night and day boundaries and the Earth's magnetism.
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Oceans
Ocean currents, ocean surface temperatures, sea level variations and tsunamis, marine animal migration routes and the extent of snow cover in the Northern Hemisphere.
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Atmosphere
Thunderstorms, lightning strikes, temperature changes, carbon dioxide levels, satellites and weather forecasts.
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Space
The Solar System, the Moon, the planets, the moons of the planets and the Milky Way.
In cooperation
Also read
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NOX 25.4.2025
The first NOX evening for adults will be held on Friday, April 25th from 6–10 pm. You'll leave the event smarter than you came! Tickets in advance €10. Tickets will be sold at the door if there are any left.
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Heureka's tips for spring
Spring is fun at Heureka! Check out our opening hours, ticket prices, directions, lunch of the day, exhibitions and upcoming events.
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Science Camps in English for Children born in 2...
Popular science camps will be held again in the summer of 2025. Tickets are on sale now!
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Astronaut Test
The astronaut profession is one of the most fascinating, but also the most challenging. That's why the astronaut recruitment process is also one of the most demanding, if not the most demanding. Take Heureka's playful astronaut test and find out if you could be an astronaut. The test is in...
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The Planetarium is closed
We will open a fully renovated and state-of-the-art Planetarium in late 2025.
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Finland's most curious class
Heureka is looking for the most curious school class in Finland! Can we find it at your school? Participate in the competition before 28.2.2025 for a chance to win a spring trip to Heureka!
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Thursday evening ticket for 10 €
Note! The discount does not apply to Thursday evenings 20.2., 27.2., 17.4., 1.5., 29.5., summer season 23.6.–10.8., 16.10. and 25.12. On Thursdays from 15:00–20:00, all entrance tickets are 10 €/each. Children under 5 years of age can enter Heureka free of charge accompanied by a guardian.
