An international team of astronomers has published the first detailed study of C/2025 D1 (Groeller), a comet that will make the most distant closest approach to the Sun of any known comet. This icy wanderer, discovered earlier this year, is giving astronomers a unique window into the ancient materials that helped build our solar sy...
12 15, 2025
Recently, an international team of astronomers developed a novel galaxy "dissection" technique that enables precise analysis of the distinct components within barred spiral galaxies. The findings, published in the academic journal 《Astronomy & Astrophysics》, open a new window into understanding the formation and evolution of gala...
12 15, 2025
A joint research team from the Early Universe and High-Redshift Galaxy Group at the Shanghai Astronomical Observatory (SHAO), Chinese Academy of Sciences, and the Optical–Infrared Observational Research Group at Sun Yat-sen University (SYSU), has recently made significant progress in improving the quality of long-term light curves...
12 15, 2025
Recently, an international team led by Shanghai Astronomical Observatory, Chinese Academy of Sciences (CAS), has developed a quantifiable, verifiable, and scalable standardized workflow for identifying Compact Symmetric Objects (CSOs), derived from milliarcsecond-level alignment between optical and radio positions by combining the ...
12 10, 2025
Recently, a research team led by Prof. Peng Wang at the Shanghai Astronomical Observatory (SHAO), Chinese Academy of Sciences (CAS), achieved significant progress in the field of galaxy cluster angular momentum. Utilizing large-sample spectroscopic data from the Sloan Digital Sky Survey (SDSS), the team systematically revealed for ...
12 10, 2025Prof. Tao An from the Shanghai Astronomical Observatory (SHAO) proposed a novel "Precessing Magnetic Jet Engine" model to explain the peculiar Gamma-Ray Burst (GRB) 250702B, discovered on July 2, 2025. Over more than three hours, this GRB exhibited periodic flares approximately every 47 minutes. The new model not only elucidates th...
12 03, 2025
A research team led by Dr. Lu Li and Prof. Zhengyi Shao from the Shanghai Astronomical Observatory (SHAO), Chinese Academy of Sciences, has released a new, homogeneous catalog of physical parameters for 1,232 open clusters derived from Gaia DR3 data.
11 28, 2025
A latest cosmological simulation study has systematically revealed, for the first time, how the interaction between dark matter and dark energy significantly influences the rotation and shape alignment of dark matter halos in the universe. This research provides a new perspective for understanding the formation of large-scale cosmi...
11 25, 2025
From October 27 to 29, 2025, the "CSST-MCI Early Science Workshop" was held at the Shanghai Astronomy Museum of the Shanghai Astronomical Observatory, CAS. The event was co-organized by the Shanghai Astronomical Observatory of the Chinese Academy of Sciences and the CSST (China Space-Station Survey Telescope) Yangtze River Delta Re...
10 29, 2025
The Shanghai Astronomical Observatory PIFI Distinguished Team Project successfully held a series of international exchange activities in Shanghai from October 13 to October 25, 2025.
10 29, 2025
On October 17, 2025, the “SPHEREx and Earth 2.0 (ET) Space Mission Thinkshop”, hosted by the Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences (CAS), was successfully held in Shanghai. The workshop was co-chaired by Professor Shrinivas R. Kulkarni, 2024 Shaw Prize Laureate in Astronomy and professor at t...
10 21, 2025
Recently, Dr. Peng Wang, a research fellow at the Shanghai Astronomical Observatory of the Chinese Academy of Sciences, has systematically revealed for the first time a significant directional alignment between the spins of galaxy groups and those of their central galaxies on the celestial projection plane. Using a large spectrosco...
10 21, 2025
