Astronomers reveal new insight into an iconic supernova remnant's evolution, structure and pulsar-driven growth over 25 years ...

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

NASA’s X-ray mission reveals new details about a 2,000-year-old supernova. Discover what scientists found, how the space telescope captured the data, and why the discovery helps explain the life cycle ...

A study using the NASA’s Chandra X-ray Observatory and other X-ray telescopes has revealed that "an exploded star can pose ...

A major survey verifies 3,500 gravitational lenses, offering new tools to map dark matter and track cosmic expansion.

It's like Rubin Observatory is Netflix streaming the movie out to the public, in this case our scientific community," said Dr. Bob Blum.

Cousins says he is “hopeful” that the findings of gravitational-wave cosmology will be able shed more light on the Hubble ...

For the first time in more than 50 years, humans are preparing to travel beyond low-Earth orbit and return to the Moon.

PicII-503 is likely a second-generation star, born from the remnants of the very first stars, according to a new study ...

A group of undergraduate students stumbled into a cosmic time capsule—one of the oldest stars ever discovered—while combing ...

A class of undergraduate students at University of Chicago has used data from the Sloan Digital Sky Survey (SDSS) to discover ...

A class of undergraduate students at University of Chicago has used data from the Sloan Digital Sky Survey (SDSS) to discover one of the oldest stars ...