Iron and magnesium beside a quasar: a possible trace of a primordial supernova
An analysis of the infrared spectrum of the quasar ULAS J1342+0928 detected an iron-to-magnesium ratio approximately ten times higher than the so...
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An analysis of the infrared spectrum of the quasar ULAS J1342+0928 detected an iron-to-magnesium ratio approximately ten times higher than the so...
When a massive star runs out of fuel in its core, the outward pressure generated by fusion decreases, and gravity can cause the core to collapse....
Archival Chandra and XMM-Newton observations separate two components of diffuse emission in Sagittarius C. Their possible link to a [C II] shell...
NASA describes Webb’s data as the best evidence to date for emission from a neutron star in SN 1987A. The finding offers clues about what survive...
Webb observations provide the strongest evidence so far that a neutron star may lie at the heart of the young supernova remnant SN 1987A. NASA de...
The James Webb Space Telescope has detected the strongest evidence yet of emission associated with a neutron star in the remnant of SN 1987A. The...
Webb’s observations point to emission from a neutron star in the remnant of SN 1987A. The result strengthens a possibility astronomers have been...