New observations from the James Webb Space Telescope back up previous findings from the Hubble telescope that contradict ...

Year? A light-year is the distance light travels in one year. Light moves incredibly fast — about 186,000 miles (300,000 ...

The Hubble tension is one of the most hotly debated discrepancies in all of astronomy. It centers around a number called the ...

The universe’s light-starved early epochs, as well as the first stars and galaxies, lie beyond the reach of conventional ...

Astronomers can't agree how fast our cosmos is expanding. A new James Webb Space Telescope study has made the crisis even ...

It can feel like a brain teaser, but the universe is considered everything within the universe. In the expanding universe, ...

The rate of expansion of the universe today is a figure known as the Hubble constant, which is typically measured in units of ...

The search for life in the universe is always ongoing, and now a new theory put forward in a scientific study could change ...

"Our findings take us closer to solving a long-standing mystery in astronomy that will redefine our understanding of how ...

The Anthropic Principle—stating that the universe we live in is fine-tuned to host life—was first proposed by Brandon Carter ...

"Light from Firefly Sparkle took 13.2 billion years to reach us, but due to the universe's expansion, the galaxy is now much ...