Astronomers using the James Webb Space Telescope may have discovered a supernova erupting just 1.1 billion years after the ...

A massive analysis of 2,884 exploding stars has uncovered new evidence that dark energy, the mysterious force accelerating ...

An unusual stellar explosion matched six electron-capture predictions, opening a debate that newer observations continue to ...

Astronomers using the James Webb Space Telescope may have discovered a supernova erupting just 1.1 billion years after the ...

Hubble observations connect galactic winds and reionization, finding that stronger outflows in six compact galaxies accompany less escaping ionizing radiation.

Astronomers captured the clearest view yet of Pa 30, the likely remains of a stellar explosion witnessed nearly 850 years ago.

UC Berkeley supernova and black hole expert Alex Filippenko will share the 2026 Gruber Cosmology Prize, which was announced today (May 19) by the Gruber Foundation. The prize, one of the most ...

The new image isn’t just stunning—it may also provide clues about how this star survived its own explosion. Previous images of the explosion’s remnants had also captured a sphere of long, ...

Add Yahoo as a preferred source to see more of our stories on Google. A catalog of 2,884 Type Ia supernovae strengthens hints that dark energy may change as the universe evolves. (CREDIT: Shutterstock ...

A supernova’s changing rhythm offers evidence of a hidden magnetar, while companion observations reveal surrounding-gas interaction.

When a star reaches its final stages of life, it ends in a bright and powerful explosion called a supernova and scatters material across the universe. A new study led by a University of Hawaiʻi at ...

Earth is quietly collecting radioactive debris from an ancient stellar explosion as our Solar System drifts through a giant cloud of gas and dust between the stars. Scientists analyzing Antarctic ice ...