Capturing the magnificent Milky Way
A beginners’ guide to photographing our ever-changing home Galaxy
The riddle of the hypergiants
New research is uncovering the weird workings of the largest stars in the Universe
How can we see the afterglow of the Big Bang?
Our series continues, explaining some of cosmology’s most confusing concepts
May highlights
Your guide to the night sky this month
The big three
The top sights to observe or image this month
The planets
Our celestial neighbourhood in May
The night sky – May
Explore the celestial sphere with our Northern Hemisphere all-sky chart
Moonwatch
May’s top lunar feature to observe
Comets and asteroids
Follow main belt asteroid 11 Parthenope as it tracks westward beneath Ophiuchus
Star of the month
Diadem, the bright trinket in a queen’s hair