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Study Reveals Evolutionary Diversity in Solar-t... (2026-05-13)
Using data from Kepler, TESS, LAMOST, and ground-based facilities, MENG Fangbin and ZHU Liying at Yunnan Observatories analyzed four solar-type twin eclipsing binaries with near-equal masses and fo...
Researchers Propose HEALPix–R-Tree Hybrid Inde... (2026-04-30)
Researchers at Yunnan Observatories proposed a hybrid HEALPix–R-Tree indexing method for large-scale astronomical star catalog data, extended it to catalog cross-matching, fusion, and asteroid sea...
New Mechanism for Long-term Variability in Doub... (2026-04-23)
A new analytical model shows that the long photometric cycles of double-periodic variables can be explained by tidally driven nodal precession of tilted accretion disks. The model quantitatively li...
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Binary Population Synthesis Group
Binaries & Variables Group
Exoplanetary Systems Group
Laboratory of Astronomical Technologies
Solar Site Survey and Coronal Observation Group
Radio Astronomy Group
Stellar Astrophysics Group
Solar Physics Group
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