Deep space has just delivered a cosmic riddle that refuses to fit any familiar category. Astronomers using some of the most powerful observatories ever built have identified a vast, dim structure that ...

Space is full of weird objects that don’t make sense according to what scientists thought they knew about the universe, and the last couple of years have been amazing for finding completely bonkers ...

Here’s what you’ll learn when you read this story: A mysterious reddish object that formed only 90 million years after the Big Bang was observed by the James Webb Space Telescope. If it is a galaxy, ...

Scientists using a global array of radio telescopes have detected the universe’s lowest-mass dark object by observing how it warped light through gravitational lensing. The invisible mass, about a ...

You probably imagine NASA hunting for habitable planets, blue worlds, and earth-like atmospheres. Especially signs of life.