Add Yahoo as a preferred source to see more of our stories on Google. A wide-field composite image shows a newly discovered cosmic object called ASKAP J1832-0911 in X-ray, radio and infrared light. - ...

When we look at the sky at night, space may appear peaceful, awe-inspiring and endless. However beneath the sparkling stars and lit-up planets are numerous mysteries about space that are far scarier ...

Our own planet represents a tiny fraction of the peculiar phenomena that can be found lurking throughout the cosmos, and ...

Through his research at Caltech, a local high school student revealed 1.5 million previously unknown objects in space, broadened the potential of a NASA mission, and published a single-author paper.

This image was taken by NASA's New Horizons spacecraft on Jan. 1, 2019 during a flyby of Kuiper Belt object 2014 MU69, informally known as Ultima Thule. It is the clearest view yet of this remarkable, ...

(CNN) — Astronomers have detected an astonishing celestial object emitting bright flashes of radio waves and X-rays that last for two minutes and repeat every 44 minutes. In a fresh twist, the ...