Free Astronomy Magazine September-October 2026

Editor in chief Michele Ferrara Scientific advisor Prof. Enrico Maria Corsini Publisher Astro Publishing di Ferrara M. Via Bonomelli, 106 25049 Iseo - BS - ITALY email info@astropublishing.com Internet Service Provider Aruba S.p.A. Via San Clemente, 53 24036 Ponte San Pietro - BG - ITALY Copyright All material in this magazine is, unless otherwise stated, property of Astro Publishing di Ferrara M. or included with permission of its author. Reproduc- tion or retransmission of the materials, in whole or in part, in any manner, without the prior written consent of the copyright holder, is a violation of copyright law. A single copy of the ma- terials available through this course may be made, solely for personal, non- commercial use. Users may not distrib- ute such copies to others, whether or not in electronic form, whether or not for a charge or other consideration, without prior written consent of the copyright holder of the materials. The publisher makes available itself with having rights for possible not character- ized iconographic sources. Advertising - Administration Astro Publishing di Ferrara M. Via Bonomelli, 106 25049 Iseo - BS - ITALY email admin@astropublishing.com ASTROFILO l’ September-October 2026 BI-MONTHLY MAGAZINE OF SCIENTIFIC AND TECHNICAL INFORMATION FREELY AVAILABLE THROUGH THE INTERNET English edition of the magazine Euclid discovers the most ancient quasar in the Universe One million satellites pose grave threat to the night sky The 10-year Legacy Survey of Space and Time has officially started ALMA and VLA reveal vast reservoir of cool molecular gas in REBELS-25 An intermediate-mass black hole tears apart a star The faintest planet ever imaged from Earth A final look at Roman’s primary mirror XMM-Newton & Chandra revise distance to the outer spiral arms Galactic center: Euclid previews Roman 3I/ATLAS might be older than the Sun Webb studies how planet survived death of its star 4 8 18 22 26 32 36 38 42 46 48