In reading about the universe, you may learn that the Milky Way, which is about 100,000 light - years across, is only one of billions of galaxies throughout space.
Ja tu palasīsi grāmatas par Visumu, tu uzzināsi, ka mūsu Galaktika, kuras diametrs ir apmēram 100 000 gaismas gadu, ir tikai viena no miljardiem galaktiku kosmosā.