Astronomy accessories

From telescope filters to smartphone astronomy apps, collimators and finderscopes: read our reviews of astronomy accessories by our expert testers..

Save when you subscribe today!

Save 50%! Subscribe to BBC Sky at Night Magazine today!

In our test setup, the filters were loaded into a filter wheel on the front of a ZWO ASI2600 colour camera

A guide to using multi-band filters for astrophotography

off axis guider

The best off-axis guiders for astrophotography

Cepheid Studio JWST necklace A

Gift guide Best space jewellery

Best light pollution filters for observing deep-sky objects under artificial light. Credit: m-gucci / Getty Images

Best light pollution filters for telescopes

best laser collimators for telescopes and astronomy

Best laser collimators for telescopes, 2023

NightCap astrophotography app for iPhone and iPad

Astronomy accessories

NightCap Camera app for iPhone/iPad review

£2.49 Price correct at time of review

Celestron 2-inch diagonal

A guide to star diagonals

red light torches

Astronomy accessories

Buyer's guide Red light torches

Lacerta MGEN-3 stand-alone autoguider review. Credit: BBC Sky at Night Magazine

Astronomy accessories

Lacerta MGEN-3 stand-alone autoguider review

£609 Price correct at time of review

OVL 1.25 inch and 2 inch H-Beta filters. Credit: OVL

Astronomy accessories

OVL H-Beta 2 inch filter (visual use)

£39.99 Price correct at time of review

Omegon Tri Finder finderscope mount review

Astronomy accessories

Omegon Tri Finder finderscope mount review

£43.57 Price converted from Euro. Correct at time of review

Televue 5 Powermate review

Astronomy accessories

Televue 5x Powermate review

£207 Price correct at time of review

Altair Astro Self-Centering Smartphone Telescope Adaptor. Credit: Altair Astro

Astronomy accessories

Altair Astro Self-Centering Smartphone Telescope Adaptor

STC Astro Duo Narrowband 2-inch filter

Astronomy accessories

STC Astro Duo Narrowband 2-inch filter review

£329 Price correct at time of review