Add Yahoo as a preferred source to see more of our stories on Google. This illustration provided by NASA in December 2025 depicts the aftermath of a collision between two massive space rocks orbiting ...

An astronomer at the University of Hawaiʻi at Hilo is using data from the Canada–France–Hawaiʻi Telescope (CFHT) on Maunakea to help reconstruct a slow-motion cosmic collision, one that has been ...

Astronomers have witnessed for the first time a violent cosmic collision in which one galaxy pierces another with intense radiation. Their results show that this radiation dampens the wounded galaxy's ...

Tens of kilometers above Earth's surface, high-energy particles from outer space constantly strike the atmosphere, creating showers of energetic secondary particles that rain down from the sky.

Add Yahoo as a preferred source to see more of our stories on Google. Artistic representation of the collision of two planetesimals in the circumstellar disc of the star Fomalhaut. This celestial saga ...

The last galactic fling was billions of years later than previously thought, indicating our galaxy may have more surprises in store. Reading time 2 minutes An artist’s impression of the Gaia ...

astronomers has uncovered a third galaxy devoid of dark matter, challenging conventional wisdom about the invisible substance that is believed to hold galaxies together. Published in a new study ...

When the solar system began to form, everything was chaos. A slew of rocky material was smashing together in a maelstrom that would eventually become the baby protoplanets, comets and asteroids that ...

A gaseous strand of cosmic gas and dust forms the core of the sinuous “Nessie” filament, an Infrared Dark Cloud (IRDC). This cold, dense, opaque cloud is primed to form new stars. “The gravity in this ...

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