The space telescope's image of a odd-looking spiral galaxy is, in reality, two distant galaxies overlapping each other.

A new analysis of astronomical data suggests unknown physics is at work assisting dark energy in acting almost as ...

A new study suggests that the first water molecules in the universe may have formed far earlier than previously assumed ...

When scientists look to the skies for clues about life's origins, water is one of the first things they seek. Life, as it's ...

Primordial black holes are the earliest black holes thought to exist, and they vanished almost as fast as they came into ...

Scientists using the James Webb Space Telescope have identified an ancient and faraway galaxy that provides evidence that an ...

Scientists have detected oxygen in the most distant known galaxy. Astronomers from two separate research teams made the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

Astronomers may have discovered how water originated in the universe, challenging existing theories on star formation.

The recent detection of oxygen in the most distant known galaxy is making astronomers rethink how quickly galaxies formed ...