So far, the only signals detected are bursts of radiation from stars and a murmur of background noise left over from the big bang.
So far, the only signals detected are bursts of radiation from stars and a murmur of background noise left over from the big bang.
到目前为止唯一侦测到的讯号是行星辐射爆发，和宇宙大霹雳之后的背景低声杂音。