A colossal structure in the distant Universe is defying our understanding of how the Universe evolved. In light that has traveled for 6.9 billion years to reach us, astronomers have found a giant, ...

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 ...

What seemed like a throwaway nod to 'Star Trek' history in the 'Starfleet Academy' trailers may have something more to it. Reading time 3 minutes Star Trek loves itself an unsolved mystery to pick up ...

Sixty percent of the oldest known galaxies seem to be rotating clockwise an asymmetry so extreme that one scientist described “any person looking at the image can see it.” The result, based on 263 ...

In 1977, a mysterious 72-second space signal was detected. Was it aliens? Explore the Wow! Signal. In 1977, astronomers detected the Wow! Signal, a mysterious 72-second radio burst from deep space ...

The giant, 40-ft. space telescope resting in the airtight, climate-controlled clean-room at NASA’s Goddard Space Flight Center in Greenbelt, Md., wants nothing to do with the microscopic dust ...

Much of the universe's regular "baryonic" matter is spread through intergalactic space and in diffuse halos around galaxies, researchers proposed after studying the behavior of fast radio bursts ...