Add Yahoo as a preferred source to see more of our stories on Google. Brown dwarfs are stellar misfits — too massive to be planets, too lightweight for nuclear fusion. If Nemesis exists, it’s ...

The oddly named black hole is firing out energy beams up to 100 trillion times more powerful than the fictional massive space ...

A black hole has left have experts scratching their heads over the huge amount of energy its currently giving off some years ...

For over a decade, a star system on the verge of unleashing a deadly gamma ray burst appeared to have its guns trained on Earth. The so-called “Death Star,” which is also famed for looking like a ...

Astronomers have uncovered a new mystery surrounding a pinwheel-shaped star system—while, fortunately, revealing it is not likely to live up to its "death star" reputation. Located approximately 8,000 ...

Rays of light beam from a mass of dust, glancing off banks of cloud 1,000 light years from Earth. The nebula glows not ...