"The protostars are midway down the path to becoming mature stars." Two young stars shine bright in the dusty depths of the ...

Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

Controversial new findings have reignited the longstanding cosmological quarrel involving what astronomers call the "Hubble ...

That Rich was presenting the story of Edwin Hubble at the January 2025 AAS meeting was symbolic, for it was at the 33rd ...

For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

Carl Sagan famously said, "We are made of star-stuff," but even he didn't realize just how far that star stuff traveled ...

Gravitational lenses have been used previously to resolve individual stars in the distant Universe. Using the microlensing of ...

A phenomenon called gravitational lensing turned a galaxy into a "hall of mirrors of cosmic proportions," allowing for the discovery.

The most powerful telescope to be launched into space has made history by detecting a record number of new stars in a distant galaxy. NASA's James Webb Space Telescope, history's largest and most ...

Astronomers have made a groundbreaking discovery in the outer reaches of our solar system, uncovering a mysterious object that defies conventional classification. Using the James Webb Space Telescope, ...

Gravitational Lensing Diagram. This diagram illustrates how rays of light ... according to NASA. NASA's Hubble Space ...