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Welcome to the XMM-Newton Helpdesk

Due to scheduled maintenance, some services offered in the XMM-Newton SOC web site (including the Target of Opportunity alert) will be unavailable, from 07:00 until 09:00 (UT) on Tuesday 5th May 2015.

The XMM-Newton SOC website has been relocated.

It may be accessed via the url:   http://xmm.esac.esa.int/

The XMM-Newton Helpdesk can now be accessed from:    http://xmm.esac.esa.int/external/xmm_user_support/helpdesk.shtml

XMM-Newton; Europe's X-Ray Observatory
Last update: 20-May-2010 by