welcome to the island planetarium

The Island Planetarium offers a fascinating journey through time & space; stimulating your imagination & mind, in our astrodome theatre & exhibition.

This man-made Universe will take you places you have never been before, from the surface of the Moon to the depth of outer space in our ASTRODOME 360 STAR-THEATRE.

Make sure you leave time to explore the various space-science displays and exhibition dedicated the great scientist/inventor Robert Hooke, born in Freshwater in 1635.


Open from end of March 2014 until the end of October 2014.

Every day during school holidays from 10am until 4pm (later on some days)

During school term opening times vary, contact us to check out opening times or check out calendar.

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  • How Big is Our Universe?
  • How far is a light year?

How Big is Our Universe?

Posted by Admin

Date 08-04-2014 15:04:15

The universe is a big, big place. But how big? And how do we know? As technology has evolved, astronomers are able to look back in time to the moments just after the Big Bang. This might seem to imply that the entire universe lies within our view. But the size of the universe depends on a number of things, including its shape and expansion. Just how big is the universe? The truth is, scientists can't put a number on it. The observable universe Astronomers have measured the age of the universe to be approximately 13.8 billion years old. Because of the connection between distance and the speed

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How far is a light year?

Posted by

Date 06-11-2013 13:11:03

A light-second is the distance light travels in one second, or 7.5 times the distance around Earth’s equator. A light-year is the distance light travels in one year. How far is that? Multiply the number of seconds in one year by the number of kilometers (or miles) that light travels in one second, and there you have it: one light-year. It’s about 9.5 trillion kilometers (5.88 trillion miles). If we scale the astronomical unit – the Earth-sun distance – at one inch, then the light-year on this scale represents one mile. The closest star to Earth, other than the sun, is Alpha

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2014 Entry Prices

Adults - £4.00

Children - £2.50 (5-15)

Students - £2.50
(students MUST have valid ID)

Concessions - £3.25

1 Adult + 1 Child - £5.00
(excluded from all discount deals)

Prices above are for Planetarium shows and exhibition ONLY; all other events and shows are different. Prices are subject to change during the year.

Book Online

Click below for details on show times and to book.