Today we take maps for granted for finding our way. But how do we go about mapping the nature of other planets? In the September issue of Astronomy Now, we tour you through the history of mapping other worlds, from our own Moon and innermost planet Mercury, through to the outer Solar System gas giants and their moons. Buy online today in print or PDF 👉 https://sbee.link/fu8hgvt7ma | Astronomy Now Magazine

The September issue hits the shops today – the first in a new era of Astronomy Now with Stuart Clark returning as Editor. So what's new? 📚 Book reviews are back! 📩 Letters page (now 𝑌𝑜𝑢𝑟 𝑆𝑝𝑎𝑐𝑒) is back! 🔭 𝐴𝑠𝑡𝑟𝑜𝑛𝑜𝑚𝑒𝑟𝑠 𝑙𝑖𝑘𝑒 𝑦𝑜𝑢: a new column where we chat to a prominent member of the UK astronomy community 🌪️ 𝐴𝑛𝑑 𝑛𝑜𝑤 𝑡ℎ𝑒 𝑤𝑒𝑎𝑡ℎ𝑒𝑟: a light-hearted new backpage column And of course all your regular favourites, including extensive night-sky guides, kit revi