A shockwave caused by the galaxy NGC 7318b slamming into four other galaxies is akin to a "sonic boom from a jet fighter." ...

A galaxy racing through space at an astonishing speed of two million mph (3.2 million km/h) has created a dramatic collision.

A massive collision of galaxies sparked by one traveling at a scarcely-believable 2 million mph (3.2 million km/h) has been ...

A group of international scientists discovered three ultra-massive “Red Monster” galaxies capable of forming their own stars ...

Our best view yet of the material linking clusters of galaxies may have pinpointed some 20 percent of the universe’s missing ...

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A galaxy traveling at a blistering two million miles per hour (3.2 million km/h) has torn through five neighboring galaxies, ...

A duo of interacting galaxies commemorates the second science anniversary of NASA's James Webb Space Telescope, which takes constant observations, including images and highly ...

"Very little is known about what causes the formation of magnetars," researcher Kritti Sharma said. "Our work helps to answer ...

The first-ever close-up of an extragalactic star looks different than expected and might give a view of what stars look like at the end of their lives.

Cosmic strings could also be detectable in the Cosmic Microwave Background (CMB) – the leftover radiation from the Big Bang ...