Add Yahoo as a preferred source to see more of our stories on Google. In a string of a dozen small galaxies hung in the sky like a row of cosmic fairy lights, astronomers have discovered a small, ...

The nearby star Fomalhaut, long a favorite target for planet hunters, has now become a laboratory for watching the raw physics of planet building and destruction unfold. I see this as a rare chance to ...

An international team of researchers has announced a significant advancement in gravitational-wave astronomy, with the detection of 128 new cosmic collisions involving black holes and neutron stars.

IF YOU consider them separately, these two observations are hardly going to set the scientific world on fire. But together they add up to a spectacular possibility. In a tiny region of sky, ...

THE case for the existence of cosmic strings has just been boosted. If confirmed, these one-dimensional threads of energy that can span millions of light years could be the first sign of extra ...

This work was presented at the Royal Astronomical Society’s National Astronomy Meeting in Birmingham, UK, on July 21, 2026. The original story “ Cosmic collision: The Milky Way once flipped by more ...

NEW YORK (AP) — NASA’s Hubble Space Telescope got a rare look at the aftermath of two cosmic collisions — and helped scientists solve a decades-old mystery. Pictures: 52 Space Coast launches and ...

Cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed from a high-energy to low-energy environment—the Big Bang. Today, scientists believe cosmic ...