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Alien engineering around strange star? - SFGate

CTA 102 – a quasar discovered in the early 1960s, was seen to change its brightness very quickly, and at least a few Soviet astronomers figured that clever extraterrestrials were sending coded messages to whoever was paying attention. In fact, it turns ...

Submitted in section: Paranormal news 2015: Alien engineering around strange star? - SFGate