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

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

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

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

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

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

A star survived the explosion that left behind Pa 30, a dandelion-shaped cloud of debris. The sharpest images yet show that ...

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, ...

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

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.

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 ...