In some far distant astronomical time, the sun's heat might give out, but that need not worry us now. (religion-online.org)
For tens of millions of years — a mere sliver of astronomical time — the night sky above Earth may have been a bit more populous than it is today. (scientificamerican.com)
«Most Chinese scholars think it is important for timekeeping to have a connection to astronomical time because of traditional Chinese culture,» says Chunhao Han of the Beijing Global Information Center of Application and Exploration, who adds, however, that China has yet to decide how it will vote in January. (scientificamerican.com)