The 20,000 year-old Vela supernova remnant as surveyed by the former ROSAT mission (left) and with the recent XMM-Newton slew technique (right. Credit: ESA/ROSAT
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The 20,000 year-old Vela supernova remnant as surveyed by the former ROSAT mission (left) and with the recent XMM-Newton slew technique (right. Credit: ESA/ROSAT |
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