Articles by subject: space Chown's Cosmos: Hoag's Object (by Marcus Chown , November/December 2011 )A spiral galaxy has Marcus Chown 's head spinning Chown's cosmos: Crack up (by Marcus Chown , September/October 2011 )Marcus Chown wonders if there is life beneath Europa's icy surfaceMoon dance (by John Gribbin , July/August 2011 )More than just a pretty face, our closest companion in space could be the reason we are here at all, argues John Gribbin Chown's cosmos: Spiders from Mars (by Marcus Chown , July/August 2011 )What causes the dust devils on the Red Planet’s surface? asks Marcus Chown Book review: The Hidden Reality by Brian Greene (by Marcus Chown , March/April 2011 )Brian Green's dizzying new book offers a window onto the cutting edge of theoretical physics. Marcus Chown goes in search of the multiverse Chown's Cosmos: Cosmic Accelerator (by Marcus Chown , March/April 2011 )Six hundred million light years away, the ‘active galaxy’ Cygnus A fires huge quantities of particles at unimaginable speeds, finds Marcus Chown Chown's Cosmos: Cloudy with a chance of hexagons (by Marcus Chown , November/December 2010 )Why is there a six-sided cloud on Saturn’s north pole? wonders Marcus Chown Chown's Cosmos: The Sun at night (by Marcus Chown , September/October 2010 )The 'Super-K' detector is built 3,000 feet down in a mine beneath Hida in Japan. This is one of its most famous images. Marcus Chown explains Chown's Cosmos: The eye of Sauron (by Marcus Chown , July/August 2010 )This image from NASA's Spitzer Space Telescope shows what will become of our own star, says Marcus Chown Chown's Cosmos: A star is born (by Marcus Chown , May/June 2010 )Since its launch 20 years ago, the Hubble telescope has been sending back stunning images that have transformed our understanding of the universe. This is Marcus Chown ’s favourite Is anyone out there? (by Paul Davies , March/April 2010 )Aliens, Martians, extraterrestrials – how do we find out whether there’s life on other planets? Paul Davies has a formula Space for laughs (by Matthew Adams , Web Exclusive, March 2011)As comedian Helen Keen’s Radio 4 series on the history of rocket science begins, she tells Matthew Adams why it’s a subject with room for the serious and the absurd