Found at a time only about 850 million years after the Big Bang, this black hole could help us better understand an important epoch in the history of the Universe.

A scientific and engineering marvel, NASA's Chandra X-ray Observatory has spent two decades (so far) exploring the cosmos unlike any other telescope. What it has found will astound you.

To commemorate the 20th anniversary of NASA's Chandra X-ray Observatory, an assembly of new images has been released.

Astronomers have deployed a new technique to measure the spin of five supermassive black holes.

Does the Gas in Galaxy Clusters Flow Like Honey? Researchers used a deep Chandra dataset to study how the hot gas in the cluster behaves.

A galaxy that has been isolated for billions of years has been found to have more dark matter in its core than expected.

Scientists have found evidence that pairs of stars have been kicked out of their host galaxies.

A bright blast of X-rays from a source in a distant galaxy has led astronomers to a fascinating discovery.

A new visualization provides viewers with an immersive, 360-degree, ultra-high-definition view of the center of our Galaxy.

Fancy a cup of cosmic tea? This one isn't as calming as the ones on Earth. In a galaxy hosting a structure nicknamed the "Teacup," a galactic storm is raging.