The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

Let there be light: What is the Cosmic Microwave Background? If you could journey back around 380,000 years in cosmic history to the point at which the universe was filled with a dense hot soup of ...

President Biden unveiled the first color image from the James Webb Space Telescope on Monday, a jaw-dropping "deep field" photo capturing the faint light of uncounted suns in thousands of never ...

Data from NASA's James Webb Space Telescope has revealed dozens of small galaxies that played a starring role in a cosmic ...

For the first time, astronomers have used a ground-based telescope to observe polarized microwave light from the universe's earliest epoch. Their observations could give them a better understanding of ...

PUNCH sees first light, prepares to study how the Sun creates our space weather The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and ...