When faraway stars explode, they send out flashes of energy called gamma-ray bursts that are bright enough that telescopes back on Earth can detect them. Studying these pulses, which can also come ...

A new method could improve cosmology research by analyzing supernovae together with the galaxies that host them.

A first-of-its-kind, animated map has revealed fresh secrets about a mysterious, flowering "zombie star" lurking in the remnant of a supernova that lit up Earth's skies more than 800 years ago. The ...

What is the universe made of? This question has driven astronomers for hundreds of years. For the past quarter of a century, scientists have believed “normal” stuff like atoms and molecules that make ...

The new discoveries, based on data from the James Webb Space Telescope, provide a glimpse of the early universe. When a star runs out of fuel, it explodes, as seen in this illustration. Astronomers ...

What if we tell you that researchers have found something interstellar buried in the ice in Antarctica? One possibility is the plot of The Thing; the other is a mystery that has puzzled scientists for ...