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Zhen-Zhao Tao

2 articles · 4 co-authors · latest: 2026-07-02

Space is Colder Than We Hoped

Scientists analyzed infrared data from the WISE telescope to detect possible Dyson spheres or other technologies that reprocess starlight. After excluding ordinary hot objects, they set an upper limit: only one in 6,500 galaxies could emit such excess heat. The probability of encountering an advance
arXiv:2601.07297v2 · 2026-01-12

The Silence of the Interstellar Wanderer: The Hunt for Radio Signals from 3I/ATLAS

Astronomers took advantage of the visit of the interstellar object 3I/ATLAS to conduct a unique radio reconnaissance. Using the 500-meter FAST telescope and the method of canonical polyadic decomposition, they analyzed the data, trying to extract periodic signals against the background of terrestria
arXiv:2607.01666v1 · 2026-07-02