On April 10, 2024, astronomers began the fast-paced mission to capture supernova SN 2024ggi. Study coauthor Yi Yang of Tsinghua University in China initially learned about its sighting shortly after ...

Last time I wrote about new data that overturns the standard cosmological model. Before anyone starts dusting off their ...

For the first time, scientists determined the shape of a supernova's shock front as it burst through the surface of a dying ...

Evidence suggests the universe’s expansion has started to slow, not accelerate. The results imply dark energy is weakening ...

The explosive death of a star - a supernova - is among the most violent cosmic events, but precisely how this cataclysm looks ...

Astronomers have witnessed a massive star's explosive death, a supernova, for the first time in its early stages. Observed by ...

Some of the earliest images ever taken in the wake of massive star’s death give astronomers important clues about what triggers a supernova.

Astronomers have observed what they are calling a new type of supernova, which has provided an unparalleled glimpse into what happens deep within a star just before it explodes. A study detailing the ...

Chris Ashall, an assistant astronomer at the UH Mānoa Institute for Astronomy, was part of the global team that zeroed in on the stellar explosion known as SN 2024ggi. The supernova was first spotted ...