BBC Sky at Night

Smooth and quiet

Harmonic drive, or strain wave gears, enable the HAE29 to carry a hefty payload of 13.5kg with no need for a counterweight to balance it. Thanks to the automatic electronic friction brake system, there is no manual clutch on either axis – and no

You’re reading a preview, subscribe to read more.

More from BBC Sky at Night

BBC Sky at Night3 min read
Pick Of The Month
Best time to see: 31 July, 03:20 BST (02:20 UT) Altitude: 16° Location: Taurus Direction: East-northeast Features: Complex atmosphere, brighter moons Recommended equipment: 75mm scope or larger Morning planet Jupiter rises around 03:00 BST (02:00 UT)
BBC Sky at Night1 min read
The Kuiper Belt
The Kuiper Belt is believed to be made up of the icy leftovers from the Solar System's formation. It gets its name from Gerard Kuiper, who published a paper in 1951 speculating on the presence of objects in the space beyond Pluto, though astronomer K
BBC Sky at Night1 min read
Astro Adventures
The ‘Message of the Month’ writer will receive a bundle of two top titles courtesy of astronomy publisher Philip's: Nigel Henbest's Stargazing 2024 and Robin Scagell's Guide to the Northern Constellations Winner's details will be passed on to Octopus

Related Books & Audiobooks