A massive white dwarf and a sun-like "blue lurker" star tell a remarkable story of what was once a triple-star system in the ...

Gigantic superflares burst out of Sun-like stars roughly once every 100 years, releasing as much energy as a trillion hydrogen bombs exploding. Could this mean our star, the Sun, is long overdue ...

Stars like our own Sun produce “superflares” around once every 100 years, surprising astronomers who had previously estimated that such events occurred only every 3000 to 6000 years. The result, from ...

In deciphering sagas of eons past, astronomers find few examples more intriguing than Messier 67, or M67, which is a large, loosely bound group of sun-like ... formed like any normal star in ...

We are staring "right down the barrel of it, which is really quite surprising to me — we're just lucky." One of the most photographed objects in the night sky is the Ring Nebula, wreckage of a ...

Solar flares explode from our star's surface when potent and changing ... if the sun has all the requisite properties of these distant sun-like stars that would stoke such relatively frequent ...

Astronomers modeled sunspot activity on a nearby red giant star to learn about its chaotic ... in starspots on XX Trianguli do not follow sun-like magnetic cycles, which the authors say is likely ...

Many stars in our galaxy exist in pairs. Now scientists are finding clues that our Sun may once have had a companion of its own. The question is, where did it go?

Discover the fascinating story of the 'blue lurker,' a mysterious star in the M67 star cluster studied by NASA's Hubble ...

This helped them better understand the range of possible outcomes after a Sun-like star engulfs a planet. They found that it depends heavily on the planet’s size and the star’s current stage.