Denis Grey Latest articles by Denis Grey In Memoriam: Longtime Night Sky Columnist Geoff Gaherty By Pedro Braganca, Denis Grey published 25 July 16 Stargazing Get the Space.com NewsletterBreaking space news, the latest updates on rocket launches, skywatching events and more!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MORE FROM SPACE...1Northrop Grumman's 'Cygnus XL' cargo spacecraft suffers thruster issue on way to the International Space Station2'We're really on a different trajectory': How NASA's Artemis moon missions aim to prepare us for Mars3Doomed 'cannibal' star could soon explode in a supernova so bright it would be visible during the day4'Secret island' on sun sparks surprise solar storm and stunning auroras across the US (photos)5Forget supercomputers — scientists say a laptop could map the universe in minutes
In Memoriam: Longtime Night Sky Columnist Geoff Gaherty By Pedro Braganca, Denis Grey published 25 July 16
