A new video shows the evolution of Kepler's Supernova Remnant using data from NASA's Chandra X-ray Observatory captured over ...

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

Astronomers used gravitational lensing to detect a supernova 10 billion light-years away, providing spatially separated images that help study cosmic expansion and early Universe events.

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

NASA has released its longest-ever time-lapse from the Chandra X-ray Observatory, capturing the expanding remains of Keplers ...

The new paper argues that, in SN 1181, the first phase of the supernova fizzled out and left behind an unusually active ...

During the last few days, astronomers have been pointing their telescopes toward a familiar celestial object in our spring night sky for a look at a rare event: A new supernova — a star that has ...

An annotated picture shows the SN 2023ixf supernova in the Pinwheel Galaxy. The supernova is the closest seen in five years.International Gemini Observatory/NOIRLab ...

NASA has released a decades-long video showing Kepler’s supernova remnant evolving in X-rays, using Chandra Observatory data ...

James Webb has spotted the most distant supernova ever seen, exploding just 730 million years after the Big Bang, offering ...

Astronomers have spotted AT2025ulz, a rare dual explosion — a supernova and a kilonova — that may be the first-ever observed ...