The strange behavior of hypervelocity stars suggests a nearby dwarf galaxy must contain a supermassive black hole. If so, a ...

New Supernova Remnants Detected Researchers used ... These remnants exist in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. Scientists say this region is perfect for studying ...

"These two supernova remnants are helping us to better understand the dynamics of our home galaxy’s neighborhood," ...

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

A red supergiant star appears to have changed in just a few years – an astronomical blink of an eye – which suggests it may ...

In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed of a huge number of faint stars. For the next 300 years, astronomers assumed that the ...

A stunning new discovery reveals that white dwarf stars — once thought to explode in predictable ways — actually detonate through an astonishing variety of mechanisms. From star cannibalism to violent ...