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Welcome to Io Astronomy

Visit our Hampshire based Showroom! 
Open from 10am-6pm Mon-Sat
and 10am-3pm Sundays
Tel: 07702 747385 or e-mail:

Showroom closed over Easter Bank Holiday, re-opens 22 April

**** UK 48HR DELIVERY JUST £7 (£3 small items) ****
Free Delivery on orders over £1000
Please call or e-mail us for our very reasonable
International Shipping Charges (fully insured)

STOCK NOTICE: 18.30pm 17 April 2014

  • Upgrade your tripod and mount with these Vibration Suppression Pads. Now down to £29.99, and £25 less than the Celestron VSP's. You can have an excellent view of the Cosmos without the wobbles! Selling Fast!.
  • We have all the Kendrick Dew Systems in stock including both Firefly and Premium product lines. We also have both the DigiFire 7 & 10 along with the new design of secondary heater elements for Newtonian OTA's. Please enquire.
  • The excellent iOptron Skytracker, price dropped to £379 and with ball head now only £409! 3.5kg payload so ideal for DSLR (full-frame too!) and lenses up to 400mm! Great for grab'n'go wide field imaging. Just add your Camera and a tripod for the best start in astrophotography. 10min exposures without star trailing is a reality. Read our comprehensive comparison review versus the AstroTrac and Vixen Polarie.
  • We can offer three brilliant refractors that provide legendary performance and are in stock. The Altair Wave 80EDT, and 102EDT triplets. Contact us for more details and to visit as these are much sought after telescopes for viewing at our showroom...
  • We are exclusive European Importers for StarGPS modules. You can now GPS enable your existing Skywatcher/Celestron/Meade GOTO mount, for easy and accurate navigation of the night sky! No more setting your time date and location every time, it does it all for you, really fast! Some customers are reporting 60sec or less to acquire lock! Spend more time exploring and less time star aligning. In Stock and just £115.
  • The Moonraker 90mm f8 now sold. Ask about the forthcoming 'Dark Matter' Triplets using Altair Astro optics! 'Fatboy' Concept Telescope is also available to view, and we have other Moonraker telescopes currently on order. We ship world wide, and bespoke commissions are catered for.
  • Our highly popular Starwave Bahtinov Masks from Altair Astro from £10.50! Thinner, lighter, shatter-resistant and with three brass posts so it remains in place, the best (and easiest!) way to quickly get pin-point focus on a star, with your DSLR lens or telescope! One 65-100mm mask works with all DSLR Lenses up to 400mm long...

Io Astronomy are Authorised Dealers for Altair Astro, AstroTrac, Lunt and Moonraker Telescopes. We are Altair Astro's biggest dedicated dealer in the UK, and also the only Advanced iOptron Dealer in Southern England. We offer full support and carry the full range of these GPS enabled mounts for demonstration at our showroom to ensure you get the right setup for your Astronomy.

Also we offer* an exclusive 'StartUP!' Service at your home, if you buy an Altair 80mm or over telescope with any of the iOptron Minitower II/Pro ZEQ25, iEQ30 or iEQ45/AZ mounts, to help you get off to a great start.

We're based in Clanfield, Hampshire and you'll find us at some of the darkest sky sites in the county with our friends HantsAstro, the South's largest observing Astronomy Group, so we know what you want in terms of product advice, service and support.

We run Intro to astronomy and Astro-Imaging Classes to help you get more out of astronomy as we are astronomers ourselves, and test and review all the equipment we retail.

You can find us on eBay too!

Check out our own Reviews & Resources Website - which provides you with support links for all major astronomy equipment manufacturers and independent reviews to help you choose the right gear, with the latest news on our expanding product range.

Latest Reviews from Io Astronomy
iOptron vs Skywatcher
New StarWave 70ED Doublet Launched
AstroTrac vs SkyTracker vs Polarie Review
GPS your own mount like an iOptron
Follow #davesays  and Io Astronomy on twitter

We look forward to meeting up with you soon and if you have any questions then please send us a quick message on our Contact Us page or phone 023 9257 0283 for a chat.

Thanks and come back soon! –  The Io Astronomy Team.

* Io Astronomy's 'StartUP!' service is subject to availability, location and purchase of any premium iOptron Mount (Minitower II/Pro ZEQ25, iEQ30, iEQ45 or iEQ45AZ or CEM60 with any Altair Astro telescope over 80mm Aperture. This service can be purchased separately from our store and is not available outside the UK. As yet ;)


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