Centaurus A, a galaxy with an active galactic nucleus. Image: ESO/WFI (Optical); MPIfR/ESO/APEX/A.Weiss et al. (Submillimetre); NASA/CXC/CfA/R.Kraft et al. (X-ray) There are plenty of awesome objects ...

Modern cosmology reveals a universe expanding uniformly without a spatial center or edge. The Big Bang wasn't a localized ...

The interactive online map, created using data from NASA's James Webb Space Telescope, details some 800,000 galaxies across a vast cosmic distance. Scrolling and zooming in can take users some 13.5 ...

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first stars and galaxies form? Those are questions that astronomers now have a ...

The small but ubiquitous proton serves as a foundation for the bulk of the visible matter in the universe. It abides at the ...

"We were amazed by the fact that these observatories can detect about 100 black holes just 250 million years after the Big ...

Sometimes, a picture can be worth much more than a thousand words. For instance, one measure associated with the pictures below—new high-definition snapshots of the cosmos in its infancy—is 1,900 ...

Update: NASA is now targeting a launch for Friday, March 7. Find the latest information on the mission here. How did the universe begin? How do planets form and galaxies develop? Could life exist ...

There’s more to the universe than meets the eye, he found. His studies led astronomy to the dark side, changing our view of what’s out there. By Dennis Overbye Jeremiah Ostriker, an astrophysicist who ...