Astronomers find ‘gold commonplace’ star in Milky Way

Journal Reference: Ian U. Roederer, James E. Lawler, Elizabeth A. Den Hartog, Vinicius M. Placco, Rebecca Surman, Timothy C. Beers, Rana Ezzeddine, Anna Frebel, Terese T. Hansen, Kohei Hattori, Erika M. Holmbeck, Charli M. Sakari. The R-Process Alliance: A Nearly Complete R-Process Abundance Template Derived from Ultraviolet Spectroscopy of the R-Process-Enhanced Metal-Poor Star HD 222925. … Read more

Astronomers detect ‘galactic space laser’

Journal Reference: Marcin Glowacki, Jordan D. Collier, Amir Kazemi-Moridani, Bradley Frank, Hayley Roberts, Jeremy Darling, Hans-Rainer Klöckner, Nathan Adams, Andrew J. Baker, Matthew Bershady, Tariq Blecher, Sarah-Louise Blyth, Rebecca Bowler, Barbara Catinella, Laurent Chemin, Steven M. Crawford, Catherine Cress, Romeel Davé, Roger Deane, Erwin de Blok, Jacinta Delhaize, Kenneth Duncan, Ed Elson, Sean February, Eric … Read more

Astronomers reveal best image yet of mysterious odd radio circles in space

Journal Reference: Ray P Norris, J D Collier, Roland M Crocker, Ian Heywood, Peter Macgregor, L Rudnick, Stas Shabala, Heinz Andernach, Elisabete da Cunha, Jayanne English, Miroslav Filipović, Bärbel S Koribalski, Kieran Luken, Aaron Robotham, Srikrishna Sekhar, Jessica E Thorne, Tessa Vernstrom. MeerKAT uncovers the physics of an Odd Radio Circle. Monthly Notices of the … Read more

Astronomers closer to unlocking origin of mysterious fast radio bursts

Journal Reference: Yi Feng, Di Li, Yuan-Pei Yang, Yongkun Zhang, Weiwei Zhu, Bing Zhang, Wenbin Lu, Pei Wang, Shi Dai, Ryan S. Lynch, Jumei Yao, Jinchen Jiang, Jiarui Niu, Dejiang Zhou, Heng Xu, Chenchen Miao, Chenhui Niu, Lingqi Meng, Lei Qian, Chao-Wei Tsai, Bojun Wang, Mengyao Xue, Youling Yue, Mao Yuan, Songbo Zhang, Lei Zhang. … Read more

Astronomers map mysterious element in space

Journal Reference: M. Montelius, R. Forsberg, N. Ryde, H. Jönsson, M. Afşar, A. Johanssen, K. F. Kaplan, H. Kim, G. Mace, C. Sneden, B. Thorsbro. Chemical Evolution of Ytterbium in the Galactic Disk. Astronomy & Astrophysics (submitted to arXiv), 2022 DOI: 10.48550/arXiv.2202.00691 Ytterbium is one of four elements in the periodic table named after the … Read more

Astronomers discover widest separation of brown dwarf pair to date

Journal Reference: Emma Softich, Adam C. Schneider, Jennifer Patience, Adam J. Burgasser, Evgenya Shkolnik, Jacqueline K. Faherty, Dan Caselden, Aaron M. Meisner, J. Davy Kirkpatrick, Marc J. Kuchner, Jonathan Gagné, Daniella Bardalez Gagliuffi, Michael C. Cushing, Sarah L. Casewell, Christian Aganze, Chih-Chun Hsu, Nikolaj Stevnbak Andersen, Frank Kiwy, Melina Thévenot. CWISE J014611.20–050850.0AB: The Widest Known … Read more

Astronomers provide ‘area information’ to exoplanets known as hot Jupiters

Journal Reference: Megan Mansfield, Michael R. Line, Jacob L. Bean, Jonathan J. Fortney, Vivien Parmentier, Lindsey Wiser, Eliza M.-R. Kempton, Ehsan Gharib-Nezhad, David K. Sing, Mercedes López-Morales, Claire Baxter, Jean-Michel Désert, Mark R. Swain, Gael M. Roudier. A unique hot Jupiter spectral sequence with evidence for compositional diversity. Nature Astronomy, 2021; DOI: 10.1038/s41550-021-01455-4 While previous … Read more

Astronomers identify potential clue to reinonization of universe

Journal Reference: P Kaaret, J Bluem, A H Prestwich. Rapid turn-on of a luminous X-ray source in the candidate Lyman continuum emitting galaxy Tol 0440-381. Monthly Notices of the Royal Astronomical Society: Letters, 2021; DOI: 10.1093/mnrasl/slab127 During this time, the once hotter universe began to cool and matter clumped together, forming the first stars and … Read more

Astronomers capture red supergiant’s death throes

Journal Reference: W. V. Jacobson-Galán et al. Final Moments. I. Precursor Emission, Envelope Inflation, and Enhanced Mass Loss Preceding the Luminous Type II Supernova 2020tlf. The Astrophysical Journal, 2022; Volume 924, Number 1 [abstract] Led by researchers at Northwestern University and the University of California, Berkeley (UC Berkeley), the team observed the red supergiant during … Read more

Astronomers capture black hole eruption spanning 16 times the full Moon in the sky

Journal Reference: B. McKinley, S. J. Tingay, M. Gaspari, R. P. Kraft, C. Matherne, A. R. Offringa, M. McDonald, M. S. Calzadilla, S. Veilleux, S. S. Shabala, S. D. J. Gwyn, J. Bland-Hawthorn, D. Crnojević, B. M. Gaensler, M. Johnston-Hollitt. Multi-scale feedback and feeding in the closest radio galaxy Centaurus A. Nature Astronomy, 2021; DOI: … Read more