An explosion in space so massive you'll be able to look up and see it in the night sky without a telescope could happen "any day now," a NASA expert said Wednesday. The stellar burst, called a nova, ...

Astronomers used the James Webb Space Telescope and gravitational lensing to observe SN Eos, an ordinary supernova from the ...

Some of the most massive and influential stars in the universe are OB stars. These blue giants, many times more massive than ...

The stars aren’t fixed and unchanging, unlike what many ancient people thought. Once in a while, a star appears where there wasn’t one before, and then it fades away in a matter of days or weeks. The ...

The stars aren’t fixed and unchanging, unlike what many ancient people thought. Once in a while, a star appears where there wasn’t one before, and then it fades away in a matter of days or weeks. The ...

A new study reveals an intriguing possibility: asupernova explosion might have sent a surge of cosmic rays toward Earth around 10 million years ago, with consequences etched in ocean rocks. The ...

Stargazers should have their eyes fixed on the skies, as astronomers say a "once-in-a-lifetime" view of an astronomical explosion is expected any night. T Coronae Borealis, also known as the "Blaze ...

You won't need solar eclipse glasses for this one. An explosion in space so massive you'll be able to look up and see it in the night sky without a telescope could happen "any day now," a NASA expert ...