 required)Higgins, David (November 2002). "Exploring the depths of Andromeda". Astronomy. Academic OneFile: 88. {{cite journal}}: Invalid |ref=harv (help)doi:10.1086/499534This citation will be automatically completed in the next few minutes. You can jump the queue or expand by handHoskin, Michael; Dewhirst, David (1999). The Cambridge Concise History of Astronomy. Cambridge University Press. ISBN 978-0-521-57291-0. {{cite book}}: Invalid |ref=harv (help)Jenniskens, Peter (2006). Meteor Showers and Their Parent Comets. Cambridge University Press. ISBN 978-0-521-85349-1. {{cite book}}: Invalid |ref=harv (help)Makemson, Maud Worcester (1941). The Morning Star Rises: an account of Polynesian astronomy. Yale University Press. {{cite book}}: Invalid |ref=harv (help)Moore, Patrick; Tirion, Wil (1997). Cambridge Guide to Stars and Planets (2nd ed.). Cambridge University Press. ISBN 978-0-521-58582-8. {{cite book}}: Invalid |ref=harv (help)Moore, Patrick (2000). The Data Book of Astrono