Looking for a sky event this week? Check out our full Sky This Week column. January 7: Europa transits Jupiter January 8 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The Perseus galaxy cluster taken by the Subaru Telescope at the Mauna Kea Observatory in Hawaii.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Gemini North's image of hundreds of galaxies, centered on the giant elliptical NGC 1270, in a ...

Chandra X-ray Observatory observations of the Perseus galaxy cluster's black hole and M87's jet have been turned into sound ...

The Perseus cluster is a vast swirl of thousands of galaxies, all bound together by gravity. Famed for its unbelievable size — containing the mass of some 600 trillion suns — it also has a reputation ...

Scientists believe they've spotted the biggest wave ever discovered. But before you pull out your surfboard, you should probably know this is a tad bigger than anything you'd find on Earth: this wave ...

There is a big wave in outer space that is nearly twice the size of the Milky Way. (All right, it’s massive, let’s call it a tsunami.) A team of scientists recently discovered the formation in the ...

Astronomers have solved a cosmic mystery, revealing the long-hidden object that collided with the Perseus cluster in a vast-scale hit-and-run billions of years ago. Composed of thousands of galaxies ...

Two enormous galaxies capture your attention in this spectacular image taken with the NASA/ESA Hubble Space Telescope using the Wide Field Camera 3 (WFC3). The galaxy on the left is a lenticular ...

X-ray observations made by the Suzaku observatory provide the clearest picture to date of the size, mass and chemical content of a nearby cluster of galaxies. The study also provides the first direct ...

Astronomers using the National Science Foundation’s Karl G. Jansky Very Large Array (VLA) have discovered new details that are helping them decipher the mystery of how giant radio-emitting structures ...

The galaxy cluster is filled with bubbles blown into X-ray emitting gas, producing some of the deepest sounds ever heard. When you purchase through links on our site, we may earn an affiliate ...