CONTENTS 30

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Features

Features

30 20 sights to see in 2020

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As we begin a new decade, we highlight the best astronomical sights to look for in its first year

36 Buzz Aldrin: still aiming

high at 90

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The legendary moonwalker talks to Rod Pyle about his passion for getting humankind back to space

60 The infrared Universe

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As the Spitzer Space Telescope retires, we look back over its 16 years o f amazing dis cove r i e s

66 200 years of the RAS

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We pay tribute to the characters and challenges that have shaped today’s Royal Astronomical Society

Regulars 6 Eye on the sky 10 B u l l e t i n 16 Cutting edge 18 Inside The Sky at Night 20 Interactive 25 What’s on 27 Field of view 28 Subscribe to BBC Sky

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at Night Magazine 72 E x p l a i n e r 74 DIY Astronomy 98 Q&A: a planetary scientist Astrophotography 76 Capture 78 Processing 80 Gallery

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BBC Sky at Night Magazine January 2020

Reviews 86 Celestron SkyMaster Pro

20x80 binoculars and 10Micron BM100 mount 90 QHY 168C CMOS camera 94 Books 96 Gear

16-PAGE CENTRE PULLOUT

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The Sky Guide 44 Highlights 46 The big three 48 The planets 50 January’s all-sky chart 52 Moonwatch 53 Comets and asteroids 53 Star of the month 54 Binocular tour 55 The Sky Guide challenge 56 Deep-sky tour 58 January at a glance

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