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Researchers Report Dwarf Novae Unlikely to Be T... (2026-09-30)
Researchers at Yunnan Observatories modeled cyclic accretion in dwarf novae and found that outburst–quiescence cycles trigger nova eruptions, reducing white dwarf mass retention. The results sugge...
Researchers Reveal Sharp Rise in Mass-Loss Rate... (2026-09-30)
Researchers led by Dr. ZHAI Qian at Yunnan Observatories analyzed the Type Ia supernova SN 2022erq and reconstructed its pre-explosion mass-loss history. The mass-loss rate rose from about 0.04 to ...
Study Confirms Compact Companion around the RR ... (2026-09-30)
Using multi-method observations, researchers from Yunnan Observatories and collaborators confirmed a 1.37-solar-mass compact companion around the RR Lyrae star IY Lyr. Combining O–C diagram, radia...
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