Despite their enormous distance, the galaxy clusters are gravitationally bound and slowly turning back for another high-speed ...

More popularly known as unidentified flying objects or UFOs, UAPs aren’t necessarily considered as outlandish as they were ...

The bromance between president Donald Trump and first buddy Elon Musk, once forged in a shared pursuit of power and influence, is well and truly over. But theirs was a toxic relationship rooted in ...

You could swim through the deepest voids and encounter a single hydrogen atom in an entire football field's worth of space.

A new study suggests they may have a ghostly shadow—trailing dark matter spirals hovering above and below them. A team of ...

Dark stars were first suggested in 2007, but now observations with the James Webb Space Telescope hint that we may have ...

Galaxy clusters are among the largest structures in the universe, consisting of hundreds or thousands of galaxies.

Fascinating NASA Facts About Black Holes Black holes are often portrayed as cosmic monsters—mysterious voids that devour ...

The NASA/ESA Hubble Space Telescope has gifted us with some of the most stunning and detailed images of our universe. From distant galaxies and star-forming nebulae to colossal galaxy clusters, these ...