Orange and blue represent varying intensities of radiation, revealing new gas clouds in the universe. The Milky Way appears ...

Before it shut down, a telescope in Chile captured the universe's baby photos, just 380,000 years after the Big Bang. These ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

Red specks in the early universe are puzzling astronomers, but a proposed explanation suggests they are the progenitors of ...

In 1927 Georges Lemaître proposed that the Universe began with an explosion called the Big Bang. Hubble’s research into the red shift of galaxy light showed that the Universe was expanding ...

Astronomers discovered cosmic microwave background radiation in ... spread thinly across the whole Universe. More distant galaxies have greater red-shift. This indicates that more distant galaxies ...