December 23, 2024

Cosmic Case of Mistaken Identity: Webb’s ERO-BluDOG Conundrum

Credit: SciTechDaily.comSpace scientists discovered that incredibly red items (EROs) in James Webb Space Telescope information look like Subaru Telescopes BluDOGs, challenging previous presumptions and underscoring the intricacies of studying quasar evolution.Not all discoveries turn out to be actual brand-new discoveries. Then researchers at the Subaru Telescope, a Japanese telescope in Hawai`i, discovered that even though they are called “red,” EROs likewise have a substantial blue component, similar to blue-excess dust obscured galaxies (BluDOGs) discovered in Big Data from the Subaru Telescope and explained in a report last year.Analysis revealed that BluDOGs and eros are most likely the very same class of items, however crucial differences likewise exist. The bigger sample will be studied by the next generation of astronomy instruments including an infrared area telescope task called GREX-PLUS being prepared in Japan.References:” Similarity between Compact Extremely Red Objects Discovered with JWST in Cosmic Dawn and Blue-excess Dust-obscured Galaxies Known in Cosmic Noon” by Akatoki Noboriguchi, Akio K. Inoue, Tohru Nagao, Yoshiki Toba and Toru Misawa, 14 December 2023, The Astrophysical Journal Letters.DOI: 10.3847/ 2041-8213/ ad0e00″ Extreme Nature of Four Blue-excess Dust-obscured Galaxies Revealed by Optical Spectroscopy” by Akatoki Noboriguchi, Tohru Nagao, Yoshiki Toba, Kohei Ichikawa, Masaru Kajisawa, Nanako Kato, Toshihiro Kawaguchi, Hideo Matsuhara, Yoshiki Matsuoka, Kyoko Onishi, Masafusa Onoue, Nozomu Tamada, Koki Terao, Yuichi Terashima, Yoshihiro Ueda and Takuji Yamashita, 23 December 2022, The Astrophysical Journal.DOI: 10.3847/ 1538-4357/ aca403″ Optical Properties of Infrared-bright Dust-obscured Galaxies Viewed with Subaru Hyper Suprime-Cam” by Akatoki Noboriguchi, Tohru Nagao, Yoshiki Toba, Mana Niida, Masaru Kajisawa, Masafusa Onoue, Yoshiki Matsuoka, Takuji Yamashita, Yu-Yen Chang, Toshihiro Kawaguchi, Yutaka Komiyama, Kodai Nobuhara, Yuichi Terashima and Yoshihiro Ueda, 13 May 2019, The Astrophysical Journal.DOI: 10.3847/ 1538-4357/ ab1754.