Bibcode:2002AJ....123.1039J. doi:10.1086/338692. Listof Jupiter-Family and Halley-Family Comets. University of Central Florida: Physics. 2013-07-16 [2013-07-31]
demonstrated the value of a highly eccentric orbit for long uninterrupted observations of X-ray sources, XMM was to be placed in a 48-hour period orbit using the
(原始内容存档于2021-03-08). Jenniskens, Peter. Meteor Showers and Their Parent Comets. Cambridge University Press. 2006: 198. ISBN 978-0-521-85349-1. 维基共享资源中相關的多媒體資源:天猫座(分類)