Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this ...

The comet 3I/ATLAS is the third confirmed interstellar object and is likely 3 billion years older than our own solar system.

A young planet named HIP 67522 causes violent eruptions on its star, dramatically accelerating the loss of its own atmosphere ...

The discovery of a potentially habitable exoplanet by the James Webb Space Telescope sparks fresh curiosity across science ...

The most powerful telescope ever launched into space uncovered a cluster of forming stars within the "toe beans" of the Cat's ...

New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

The Smithsonian Institution is fighting efforts by Texas lawmakers to relocate the retired space shuttle Discovery from ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

NASA's James Webb Space Telescope has revealed thick, dusty layers of the Cat's Claw Nebula, a region of star formation about ...