A recently detected flash of energy appears to have emanated from the wreckage of colliding galaxies, according to an international team of astronomers led by Penn State scientists. The burst, known ...

Our galaxy and its nearest large companion, Andromeda, may be headed for a collision on a cosmic scale. What happens then?

Astronomers have mapped a vast "magnetic superhighway" powering intense star formation and violent 1.1 million miles per hour (500 kilometers per second) galactic winds inside the merging galaxy ...

"We found a collision within a collision. The galaxy collision triggered a wave of star formation that, over hundreds of millions of years, led to the birth and eventual collision of these neutron ...

Using NASA’s Chandra X-ray Observatory and Hubble Space Telescope, researchers pinpointed a short gamma-ray burst to a faint galaxy that appears to be part of a larger group of galaxies about 8.5 ...