For nearly a decade, scientists have been trying to understand a set of strange blue flashes coming from deep space. These ...

A rare supernova appeared five times in the sky, giving scientists a new way to measure how fast the universe is expanding ...

For almost a decade, scientists have been baffled by a series of mysterious blue flashes emerging from deep space.

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old. The event was first signaled by a gamma-ray burst and later confirmed ...

Astronomers have, for the first time, recorded the moment a star’s explosion broke through its surface. The nearby supernova, SN 2024ggi, revealed a surprisingly olive-shaped blast when studied with ...