A never-before-seen blast from a supermassive black hole was spotted by two sophisticated X-ray space telescopes. This giant ...

Because dark matter is completely invisible to light, science had to look for clever new methods to spot it.

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

A giant rotating filament of the cosmic web may be the largest spinning structure ever seen, and could help reveal how ...

Sarah Dalessi, a fifth-year student in the College of Science at The University of Alabama in Huntsville (UAH), a part of The ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

Wonder Bound, the product of a collaboration between Johns Hopkins University, the Space Telescope Science Institute, and the ...

Astronomers are making significant strides in detecting an ancient signal from one of the universe’s most unexplored periods. This breakthrough focuses on uncovering the cosmic dawn, a pivotal era in ...

A mysterious object has been detected at the edge of the universe, sparking curiosity and debate within the scientific community. As researchers scramble to understand its origins and purpose, ...

A memo sent by the Smithsonian said transporting Discovery could swell in price and result in irreparable damage to the space shuttle. On paper, it reads like a riddle: How do you transport a 120-foot ...

Only a fraction of the size of the Milky Way, these galaxies have thus far been too faint for most telescopes to spot. Among the hundreds of billions of galaxies that stretch across the known universe ...

Even in retirement, the space shuttle Discovery exudes power, seen across a hangar crowded with planes and jets at its museum home in Chantilly, Va. Charred and worn from its record 39 missions to ...