The Star Wars universe expands across a vast collection of many worlds, most of which have been the site of significant events dramatically affecting the galaxy's fate. With the first movie of the ...

Three billion years after the Big Bang, a massive galaxy already looked like it had run out of time. It spun in a calm, ...

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to find it around many of the most common stars in the galaxy. Earth-like ...

For a decade and a half, astronomers have been on the trail of a galactic mystery. In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — ...

Scientists have created the highest resolution map of the dark matter that threads through the universe—showing its influence ...