Object CWISE J1249 is a bit of a mystery; all we know is that it has some unique properties and it's moving really fast. Like, really fast. Reading time: Reading time 3 minutes It doesn’t take a ...

The vast majority of matter is dark – invisible until it is detected only through its gravitational effects. The newly discovered object could be a clump of dark matter, or it could also be a compact, ...

When a star is born, a chaotic light show ensues. NASA's long-lived Hubble Space Telescope captured vivid bright clumps moving through the cosmos at some 1,000 light years from Earth. The space agency ...

Here’s the latest reminder that space is really, really big. At a cool billion light years across, a distant complex of galaxy superclusters may be the largest structure yet found in the cosmos.