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

A NASA X-ray telescope has captured a breathtaking portrait of a supernova remnant, revealing unseen features of the exploded ...

It was first recorded in 185 AD by Chinese astronomers as a bright ‘guest star’ that remained in the sky for eight months, ...

NASA’s Hubble Space Telescope revisits the Crab Nebula, showing the movement of filaments and changes in gas composition over ...

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 ...

Nearly a millennium ago, astronomers witnessed a brilliant new star blazing in the sky—a supernova so bright it was visible ...

"Why are we here?" is humanity's most fundamental and persistent question. Tracing the origins of the elements is a direct attempt to answer this at its deepest level. We know many elements are ...

New Hubble images show the Crab Nebula is still expanding and evolving nearly 1,000 years after its original supernova ...

In a universe governed by turbulence and chaos, perfection is rarely more than a mathematical ideal. Yet astronomers are puzzling over a newfound object that seems to defy that rule: a glowing, nearly ...

The universe is a chaotic place filled with exploding stars, material falling into black holes, and rogue planets wandering off on their own. All that chaos makes astronomers suspicious when they ...

In 1604, a new star appeared in the night sky that was much brighter than Jupiter and dimmed over several weeks. This event was witnessed by sky watchers including the famous astronomer Johannes ...