Astronomers have uncovered a vast cloud of energetic particles—a "mini halo"—surrounding one of the most distant galaxy ...

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

“For example, Chandra’s X-rays reveal the high-energy radiation around the supermassive black hole at the center of M31 as ...

Disk galaxies, like our own Milky Way galaxy, commonly consist of both a thick and thin disk of stars—each with different ...

You can see the extent of The Cosmic Treasure Chest in the video above, or you can use the special viewfinder to explore the image yourself, to hunt for a never-before-seen galaxy. You can even ...

Parents need to know that Guardians of the Galaxy is a Marvel sci-fi action adventure about a group of outlaws led by Peter Quill (Chris Pratt) who band together to defend the universe against a ...

Moons and other matter. More than 150 moons orbit worlds in our solar system. Known as natural satellites, they orbit planets, dwarf planets, asteroids, and other debris.

Samsung's new Galaxy Z foldables are slated to arrive in the summer, and it appears the company will keep dropping hints about what's in store leading up to the full reveal. Mobile Guides Phones ...

“I want to make kids feel safe. I want to create a safe environment, and I feel like that’s my way of making a difference in the world,” she said. Star Lab is a mobile, inflatable planetarium that ...

ASKAP J1832-0911 is a long-period radio transient (LPT) object, which emits radio waves in periods of tens of minutes. But it is also the first LPT known to emit X-rays. This mysterious object ...

By carefully considering uncertainties in current measurements and including the gravitational effects of nearby galaxies (the Large Magellanic Cloud, which is a massive satellite galaxy currently ...