Sentences with phrase «ancient galaxies whose»
These can reveal distant, ancient galaxies whose light has been stretched by the universe's expansion to more than triple its initial wavelength.
https://www.newscientist.com/ Not exact matches
We are made of stardust, the scientists say — the iron in our blood, the calcium in our bones, and the chlorine in our skin forged in the furnaces of ancient stars whose explosions scattered the elements across the galaxy.