Ezzy Pearson rounds up the latest astronomical accessories

1 ZWO OAG-L M68 off axis guider

Price £191 • Supplier Widescreen Centre www.widescreen-centre.co.uk

Off axis guiders (OAGs) help to ensure that your astrophotography setup remains on target and crisp. This OAG comes with a large 12mm x 12mm prism, giving a wider field of view and a more stable image.

2 Explore Scientific OIII 1.25-inch nebula filter

Price £125 • Supplier Telescope House www.telescopehouse.com

This filter helps to reduce the effects of artificial light and increase contrast on deep-sky objects by only letting in the specific wavelength of light given off by oxygen. Alternatively, it can be partnered up with other filters, like SII (silicon) and Ha (hydrogenalpha), for multi-band astrophotography.

3 Ion8 food flask for hot food (large)

Price £21.99 • Supplier Ion8 • www.ion8.co.uk

A long night of observing can be hungry work, and a hot meal helps to keep your spirits up. This flask keeps your food warm for up to six hours, and comes with a built-in spoon and compartments for extra snacks.

4 Samantha Cristoforetti Barbie

Price €34.99 • Supplier ESA https://esaspaceshop.com

ESA astronaut Samantha Cristoforetti, who has long been an inspiration to the next generation of space farers, is now being honoured in doll form by Barbie’s role model series. Mini-Samantha is dressed ready for a spacewalk, complete with a helmet and insignia.

5 North Ridge resistance long sleeve base layer

Price £20 • Supplier Millets • www.millets.co.uk

Regulate your temperature during long observing sessions with this base layer. The mesh side panels offer extra breathability to help you stay dry when working up a sweat during setup so you don’t get cold during the night. Available in sizes for men and women.

6 Asterion Cooler Cat

Price £109 • Supplier First Light Optics • www.firstlightoptics.com

Closed tube telescopes, such as Schmidt-Cassegrains or Maksutovs, can trap unstable air inside and take a long time to cool. This device slots inside the tube to circulate air from outside and reduce the amount of time it takes to reach thermal equilibrium.