What does the universe do when it violates its own rules? Last July, astronomers saw a gamma ray event so bizarre that they ...

Though NGC 7456 looks like a modest spiral galaxy, new Hubble and XMM-Newton observations reveal a bustling system with ...

On the bottom row is NGC 346 (left), a young cluster home to thousands of newborn stars scattered among the glowing debris of an exploded star. IC 1623 (center) shows two galaxies merging, which is ...

Astronomers have taken a fresh look at the famous “Hand of God” pulsar, combining X-ray data from NASA’s Chandra Observatory with new radio observations from the Australia Telescope Compact Array. At ...

The brilliant afterglow of a powerful gamma-ray burst (GRB) has enabled astronomers to probe the star-forming environment of a distant galaxy, resulting in the first detection of molecular gas in a ...

ATLANTA — The sale of the Tampa Bay Rays from current owner Stu Sternberg to a group led by Jacksonville developer Patrick Zalupski for about $1.7 billion has been agreed to in principle and is ...