Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

Astronomers detect 10 billion-year-old radio waves from a distant galaxy cluster SpARCS1049, revealing a mini-halo that ...

Astronomers confirm ‘lite intermediate’ black holes, too large for ordinary stars, revealing clues about early stellar origins.

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...

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, ...

Using the XMM-Newton telescope, astronomers have witnessed high-speed "burps" erupting from a distant overfeeding ...

A new generation of black hole research is unfolding thanks to artificial intelligence, massive simulations, and cutting-edge ...

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

A cataclysmic variable star was found as part of a project using two telescopes from opposite sides of the world.

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 ...

A cloud of high-energy particles surrounding a distant galaxy cluster offers a rare glimpse into the forces shaping the early ...

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...