For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...

Are we living in a cosmic void? New theory suggests our galaxy sits in a giant hole warping the universe's expansion.

The JWST could see a 25-35% reduction in operations, and some Hubble instruments may have to fend for themselves.

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...

After months of anticipation, NASA has unveiled the James Webb Space Telescope’s first full-color images, giving us a breathtaking glimpse into the most distant and mysterious parts of the universe.

The telescope has the world's largest digital camera, which is the size of a small car, weighs 2,800 kg, and boasts a ...

A colossal cluster of galaxies is bending the very fabric of space—and it’s the focus of this week’s breathtaking image from ...

NASA's retired Space Shuttle Discovery could be on the move from Virginia to Texas under a provision in the GOP's so-called ...

A top a mountain in Chile, where the days are dry and nights are clear, a team of scientists and engineers is preparing for ...

The South Pole Telescope has released its most precise image yet of the universe’s first light—the cosmic microwave background. This new ground-based data confirms cosmic expansion anomalies and ...

At a time when money is too tight for NASA’s science exploration endeavors, Texas senators are willing to pour millions into ...