NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare and X1 flare. See time-lapses of the flares in multiple wavelengths. Credit Space.com | footage c ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known ...

The burst was so bright that it bounced off the Moon and illuminated Earth’s upper atmosphere, surpassing the brightness of a ...

Astronomers have spotted an alien planet orbiting so closely to its home star, the planet's magnetic field is triggering ...

The dust hurts air quality not only by giving skies a milky haze, but also by aggravating respiratory problems and triggering ...

Andrew McCarthy, an Arizona-based photographer, has captured a breathtaking image of the International Space Station (ISS) ...

NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes X-ray, ultraviolet, optical, infrared, and radio images and illustrates the ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before seen.

These are rare occurrences—scientists estimate that the giant black hole at the center of our Milky Way galaxy gobbles a star ...

“ENTs are different beasts,” study lead author and astronomer Jason Hinkle explained in an accompanying statement. “Not only are ENTs far brighter than normal tidal disruption events, but they remain ...