It's the last clearly observed supernova in the Milky Way, Gassel said.

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

An international team of astronomers has observed the first example of a new type of supernova. The discovery, confirming a prediction made four decades ago, could lead to new insights into the life ...

An international team of astronomers, working with researchers from University College Dublin and other institutions, has detected a supernova from an era once thought far beyond reach. Using the ...

The final stage of a superkilonova. Astronomers may have discovered a never-before-seen cosmic explosion that effectively combines a supernova with a kilonova—the blast that results when two dead, ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Less than a year after Japan's X-Ray Imaging and Spectroscopy Mission launched to space, the ...

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope (JWST), detecting a supernova—the explosive death of a massive star—at an ...

A new look at the debris from an exploded star in our galaxy has astronomers re-examining when the supernova actually happened. Recent observations of the supernova remnant called G11.2-0.3 with ...

Less than a year after Japan's X-Ray Imaging and Spectroscopy Mission launched to space, the space telescope's first results are in — and they are stunning. "These new observations provide crucial ...