In a significant step for extragalactic astronomy, researchers from the Russian Academy of Sciences have identified 11 new active galactic nuclei (AGNs) through the ART-XC telescope aboard the Spektr-RG space observatory. These AGNs, classified as Seyfert galaxies, span redshifts from 0.028 to 0.258 and display X-ray luminosities typical for the present cosmic epoch. …
