Jee compared dark matter to crystal-clear water in a pond, with pebbles as the galaxies. “You cannot see the water unless there is wind, which causes ripples. Those ripples distort the shapes of the ...

The 10-year survey is the primary mission of the Vera C. Rubin Observatory, located on a mountaintop at the edge of Chile’s ...

"This work is a step toward understanding how quantum mechanics and gravity work together, a major unsolved problem in ...

And astronomers have a brand-new, superpowerful eye with which to see the changing cosmos: the Vera C. Rubin Observatory in ...

The universe is a happening place—full of exploding stars, erupting black holes, zipping asteroids, and much more. The Rubin Observatory released its first images last week, and they’re stunning—vast, ...

The first ever space telescope, the Orbiting Astronomical Observatory 2 (OAO-2), was launched into the low Earth orbit in ...

Could the Universe have been born inside a black hole? This question, raised by a team of scientists, challenges the Big Bang ...

A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers have identified a massive filament of hot gas connecting four galaxy ...

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes ...

Supermassive black holes usually lurk unseen, but when an unlucky star drifts too close they ignite titanic outbursts ...

Scientists may have found a new way to detect some of the universe's most mysterious objects, primordial black holes (PBHs), ...